/*
 *  Catch v2.9.2
 *  Generated: 2019-08-08 13:35:12.279703
 *  ----------------------------------------------------------
 *  This file has been merged from multiple headers. Please don't edit it directly
 *  Copyright (c) 2019 Two Blue Cubes Ltd. All rights reserved.
 *
 *  Distributed under the Boost Software License, Version 1.0. (See accompanying
 *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 */
#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
// start catch.hpp

#define CATCH_VERSION_MAJOR 2
#define CATCH_VERSION_MINOR 9
#define CATCH_VERSION_PATCH 2

#ifdef __clang__
#pragma clang system_header
#elif defined __GNUC__
#pragma GCC system_header
#endif

// start catch_suppress_warnings.h

#ifdef __clang__
#ifdef __ICC // icpc defines the __clang__ macro
#pragma warning(push)
#pragma warning(disable : 161 1682)
#else // __ICC
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#pragma clang diagnostic ignored "-Wswitch-enum"
#pragma clang diagnostic ignored "-Wcovered-switch-default"
#endif
#elif defined __GNUC__
// Because REQUIREs trigger GCC's -Wparentheses, and because still
// supported version of g++ have only buggy support for _Pragmas,
// Wparentheses have to be suppressed globally.
#pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details

#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wpadded"
#endif
// end catch_suppress_warnings.h
#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)
#define CATCH_IMPL
#define CATCH_CONFIG_ALL_PARTS
#endif

// In the impl file, we want to have access to all parts of the headers
// Can also be used to sanely support PCHs
#if defined(CATCH_CONFIG_ALL_PARTS)
#define CATCH_CONFIG_EXTERNAL_INTERFACES
#if defined(CATCH_CONFIG_DISABLE_MATCHERS)
#undef CATCH_CONFIG_DISABLE_MATCHERS
#endif
#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#endif
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)
// start catch_platform.h

#ifdef __APPLE__
#include <TargetConditionals.h>
#if TARGET_OS_OSX == 1
#define CATCH_PLATFORM_MAC
#elif TARGET_OS_IPHONE == 1
#define CATCH_PLATFORM_IPHONE
#endif

#elif defined(linux) || defined(__linux) || defined(__linux__)
#define CATCH_PLATFORM_LINUX

#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || \
	defined(__MINGW32__)
#define CATCH_PLATFORM_WINDOWS
#endif

// end catch_platform.h

#ifdef CATCH_IMPL
#ifndef CLARA_CONFIG_MAIN
#define CLARA_CONFIG_MAIN_NOT_DEFINED
#define CLARA_CONFIG_MAIN
#endif
#endif

// start catch_user_interfaces.h

namespace Catch
{
unsigned int rngSeed();
}

// end catch_user_interfaces.h
// start catch_tag_alias_autoregistrar.h

// start catch_common.h

// start catch_compiler_capabilities.h

// Detect a number of compiler features - by compiler
// The following features are defined:
//
// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported?
// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported?
// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported?
// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled?
// ****************
// Note to maintainers: if new toggles are added please document them
// in configuration.md, too
// ****************

// In general each macro has a _NO_<feature name> form
// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature.
// Many features, at point of detection, define an _INTERNAL_ macro, so they
// can be combined, en-mass, with the _NO_ forms later.

#ifdef __cplusplus

#if(__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
#define CATCH_CPP14_OR_GREATER
#endif

#if(__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
#define CATCH_CPP17_OR_GREATER
#endif

#endif

#if defined(CATCH_CPP17_OR_GREATER)
#define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

#ifdef __clang__

#define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                        \
	_Pragma("clang diagnostic push")                                    \
		_Pragma("clang diagnostic ignored \"-Wexit-time-destructors\"") \
			_Pragma("clang diagnostic ignored \"-Wglobal-constructors\"")
#define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS _Pragma("clang diagnostic pop")

#define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
	_Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wparentheses\"")
#define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS _Pragma("clang diagnostic pop")

#define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
	_Pragma("clang diagnostic push") _Pragma("clang diagnostic ignored \"-Wunused-variable\"")
#define CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS _Pragma("clang diagnostic pop")

#define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
	_Pragma("clang diagnostic push")                   \
		_Pragma("clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"")
#define CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS _Pragma("clang diagnostic pop")

#endif // __clang__

////////////////////////////////////////////////////////////////////////////////
// Assume that non-Windows platforms support posix signals by default
#if !defined(CATCH_PLATFORM_WINDOWS)
#define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS
#endif

////////////////////////////////////////////////////////////////////////////////
// We know some environments not to support full POSIX signals
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__)
#define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#endif

#ifdef __OS400__
#define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#define CATCH_CONFIG_COLOUR_NONE
#endif

////////////////////////////////////////////////////////////////////////////////
// Android somehow still does not support std::to_string
#if defined(__ANDROID__)
#define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
#endif

////////////////////////////////////////////////////////////////////////////////
// Not all Windows environments support SEH properly
#if defined(__MINGW32__)
#define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#endif

////////////////////////////////////////////////////////////////////////////////
// PS4
#if defined(__ORBIS__)
#define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
#endif

////////////////////////////////////////////////////////////////////////////////
// Cygwin
#ifdef __CYGWIN__

// Required for some versions of Cygwin to declare gettimeofday
// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin
#define _BSD_SOURCE
// some versions of cygwin (most) do not support std::to_string. Use the libstd check.
// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813
#if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) && \
	  !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF))

#define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING

#endif
#endif // __CYGWIN__

////////////////////////////////////////////////////////////////////////////////
// Visual C++
#ifdef _MSC_VER

#if _MSC_VER >= 1900 // Visual Studio 2015 or newer
#define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

// Universal Windows platform does not support SEH
// Or console colours (or console at all...)
#if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
#define CATCH_CONFIG_COLOUR_NONE
#else
#define CATCH_INTERNAL_CONFIG_WINDOWS_SEH
#endif

// MSVC traditional preprocessor needs some workaround for __VA_ARGS__
// _MSVC_TRADITIONAL == 0 means new conformant preprocessor
// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor
#if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
#define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif
#endif // _MSC_VER

#if defined(_REENTRANT) || defined(_MSC_VER)
// Enable async processing, as -pthread is specified or no additional linking is required
#define CATCH_INTERNAL_CONFIG_USE_ASYNC
#endif // _MSC_VER

////////////////////////////////////////////////////////////////////////////////
// Check if we are compiled with -fno-exceptions or equivalent
#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND)
#define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED
#endif

////////////////////////////////////////////////////////////////////////////////
// DJGPP
#ifdef __DJGPP__
#define CATCH_INTERNAL_CONFIG_NO_WCHAR
#endif // __DJGPP__

////////////////////////////////////////////////////////////////////////////////
// Embarcadero C++Build
#if defined(__BORLANDC__)
#define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN
#endif

////////////////////////////////////////////////////////////////////////////////

// Use of __COUNTER__ is suppressed during code analysis in
// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly
// handled by it.
// Otherwise all supported compilers support COUNTER macro,
// but user still might want to turn it off
#if(!defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L)
#define CATCH_INTERNAL_CONFIG_COUNTER
#endif

////////////////////////////////////////////////////////////////////////////////

// RTX is a special version of Windows that is real time.
// This means that it is detected as Windows, but does not provide
// the same set of capabilities as real Windows does.
#if defined(UNDER_RTSS) || defined(RTX64_BUILD)
#define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#define CATCH_INTERNAL_CONFIG_NO_ASYNC
#define CATCH_CONFIG_COLOUR_NONE
#endif

////////////////////////////////////////////////////////////////////////////////
// Check if string_view is available and usable
// The check is split apart to work around v140 (VS2015) preprocessor issue...
#if defined(__has_include)
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
#define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif
#endif

////////////////////////////////////////////////////////////////////////////////
// Check if optional is available and usable
#if defined(__has_include)
#if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
#endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include

////////////////////////////////////////////////////////////////////////////////
// Check if byte is available and usable
#if defined(__has_include)
#if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
#define CATCH_INTERNAL_CONFIG_CPP17_BYTE
#endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include

////////////////////////////////////////////////////////////////////////////////
// Check if variant is available and usable
#if defined(__has_include)
#if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#if defined(__clang__) && (__clang_major__ < 8)
// work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
// fix should be in clang 8, workaround in libstdc++ 8.2
#include <ciso646>
#if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#define CATCH_CONFIG_NO_CPP17_VARIANT
#else
#define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#else
#define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#endif // defined(__clang__) && (__clang_major__ < 8)
#endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // __has_include

#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && \
	!defined(CATCH_CONFIG_COUNTER)
#define CATCH_CONFIG_COUNTER
#endif
#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && \
	!defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH)
#define CATCH_CONFIG_WINDOWS_SEH
#endif
// This is set by default, because we assume that unix compilers are posix-signal-compatible by
// default.
#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) &&                                                \
	!defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && \
	!defined(CATCH_CONFIG_POSIX_SIGNALS)
#define CATCH_CONFIG_POSIX_SIGNALS
#endif
// This is set by default, because we assume that compilers with no wchar_t support are just rare
// exceptions.
#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && \
	!defined(CATCH_CONFIG_WCHAR)
#define CATCH_CONFIG_WCHAR
#endif

#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && \
	!defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING)
#define CATCH_CONFIG_CPP11_TO_STRING
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && \
	!defined(CATCH_CONFIG_CPP17_OPTIONAL)
#define CATCH_CONFIG_CPP17_OPTIONAL
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) && \
	!defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) &&      \
	!defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
#define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && \
	!defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW)
#define CATCH_CONFIG_CPP17_STRING_VIEW
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && \
	!defined(CATCH_CONFIG_CPP17_VARIANT)
#define CATCH_CONFIG_CPP17_VARIANT
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && \
	!defined(CATCH_CONFIG_CPP17_BYTE)
#define CATCH_CONFIG_CPP17_BYTE
#endif

#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
#define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
#endif

#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) &&                                              \
	!defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && \
	!defined(CATCH_CONFIG_NEW_CAPTURE)
#define CATCH_CONFIG_NEW_CAPTURE
#endif

#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_CONFIG_DISABLE_EXCEPTIONS
#endif

#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && \
	!defined(CATCH_CONFIG_POLYFILL_ISNAN)
#define CATCH_CONFIG_POLYFILL_ISNAN
#endif

#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC) && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && \
	!defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC)
#define CATCH_CONFIG_USE_ASYNC
#endif

#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
#define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
#define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
#define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS)
#define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS
#define CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
#define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#define CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS
#endif

#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_TRY if((true))
#define CATCH_CATCH_ALL if((false))
#define CATCH_CATCH_ANON(type) if((false))
#else
#define CATCH_TRY try
#define CATCH_CATCH_ALL catch(...)
#define CATCH_CATCH_ANON(type) catch(type)
#endif

#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && \
	!defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) &&      \
	!defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR)
#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif

// end catch_compiler_capabilities.h
#define INTERNAL_CATCH_UNIQUE_NAME_LINE2(name, line) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE(name, line) INTERNAL_CATCH_UNIQUE_NAME_LINE2(name, line)
#ifdef CATCH_CONFIG_COUNTER
#define INTERNAL_CATCH_UNIQUE_NAME(name) INTERNAL_CATCH_UNIQUE_NAME_LINE(name, __COUNTER__)
#else
#define INTERNAL_CATCH_UNIQUE_NAME(name) INTERNAL_CATCH_UNIQUE_NAME_LINE(name, __LINE__)
#endif

#include <cstdint>
#include <iosfwd>
#include <string>

// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy
{
};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);

namespace Catch
{
struct CaseSensitive
{
	enum Choice
	{
		Yes,
		No
	};
};

class NonCopyable
{
	NonCopyable(NonCopyable const&) = delete;
	NonCopyable(NonCopyable&&) = delete;
	NonCopyable& operator=(NonCopyable const&) = delete;
	NonCopyable& operator=(NonCopyable&&) = delete;

  protected:
	NonCopyable();
	virtual ~NonCopyable();
};

struct SourceLineInfo
{
	SourceLineInfo() = delete;
	SourceLineInfo(char const* _file, std::size_t _line) noexcept : file(_file), line(_line) {}

	SourceLineInfo(SourceLineInfo const& other) = default;
	SourceLineInfo& operator=(SourceLineInfo const&) = default;
	SourceLineInfo(SourceLineInfo&&) noexcept = default;
	SourceLineInfo& operator=(SourceLineInfo&&) noexcept = default;

	bool empty() const noexcept;
	bool operator==(SourceLineInfo const& other) const noexcept;
	bool operator<(SourceLineInfo const& other) const noexcept;

	char const* file;
	std::size_t line;
};

std::ostream& operator<<(std::ostream& os, SourceLineInfo const& info);

// Bring in operator<< from global namespace into Catch namespace
// This is necessary because the overload of operator<< above makes
// lookup stop at namespace Catch
using ::operator<<;

// Use this in variadic streaming macros to allow
//    >> +StreamEndStop
// as well as
//    >> stuff +StreamEndStop
struct StreamEndStop
{
	std::string operator+() const;
};
template<typename T>
T const& operator+(T const& value, StreamEndStop)
{
	return value;
}
} // namespace Catch

#define CATCH_INTERNAL_LINEINFO \
	::Catch::SourceLineInfo(__FILE__, static_cast<std::size_t>(__LINE__))

// end catch_common.h
namespace Catch
{
struct RegistrarForTagAliases
{
	RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo);
};

} // end namespace Catch

#define CATCH_REGISTER_TAG_ALIAS(alias, spec)                                          \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                           \
	namespace                                                                          \
	{                                                                                  \
		Catch::RegistrarForTagAliases                                                  \
			INTERNAL_CATCH_UNIQUE_NAME(AutoRegisterTagAlias)(alias, spec,              \
															 CATCH_INTERNAL_LINEINFO); \
	}                                                                                  \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS

// end catch_tag_alias_autoregistrar.h
// start catch_test_registry.h

// start catch_interfaces_testcase.h

#include <vector>

namespace Catch
{
class TestSpec;

struct ITestInvoker
{
	virtual void invoke() const = 0;
	virtual ~ITestInvoker();
};

class TestCase;
struct IConfig;

struct ITestCaseRegistry
{
	virtual ~ITestCaseRegistry();
	virtual std::vector<TestCase> const& getAllTests() const = 0;
	virtual std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const = 0;
};

bool isThrowSafe(TestCase const& testCase, IConfig const& config);
bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);
std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec,
								  IConfig const& config);
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

} // namespace Catch

// end catch_interfaces_testcase.h
// start catch_stringref.h

#include <cstddef>
#include <iosfwd>
#include <string>

namespace Catch
{
/// A non-owning string class (similar to the forthcoming std::string_view)
/// Note that, because a StringRef may be a substring of another string,
/// it may not be null terminated. c_str() must return a null terminated
/// string, however, and so the StringRef will internally take ownership
/// (taking a copy), if necessary. In theory this ownership is not externally
/// visible - but it does mean (substring) StringRefs should not be shared between
/// threads.
class StringRef
{
  public:
	using size_type = std::size_t;

  private:
	friend struct StringRefTestAccess;

	char const* m_start;
	size_type m_size;

	char* m_data = nullptr;

	void takeOwnership();

	static constexpr char const* const s_empty = "";

  public: // construction/ assignment
	StringRef() noexcept : StringRef(s_empty, 0) {}

	StringRef(StringRef const& other) noexcept : m_start(other.m_start), m_size(other.m_size) {}

	StringRef(StringRef&& other) noexcept
		: m_start(other.m_start), m_size(other.m_size), m_data(other.m_data)
	{
		other.m_data = nullptr;
	}

	StringRef(char const* rawChars) noexcept;

	StringRef(char const* rawChars, size_type size) noexcept : m_start(rawChars), m_size(size) {}

	StringRef(std::string const& stdString) noexcept
		: m_start(stdString.c_str()), m_size(stdString.size())
	{
	}

	~StringRef() noexcept
	{
		delete[] m_data;
	}

	auto operator=(StringRef const& other) noexcept -> StringRef&
	{
		delete[] m_data;
		m_data = nullptr;
		m_start = other.m_start;
		m_size = other.m_size;
		return *this;
	}

	operator std::string() const;

	void swap(StringRef& other) noexcept;

  public: // operators
	auto operator==(StringRef const& other) const noexcept -> bool;
	auto operator!=(StringRef const& other) const noexcept -> bool;

	auto operator[](size_type index) const noexcept -> char;

  public: // named queries
	auto empty() const noexcept -> bool
	{
		return m_size == 0;
	}
	auto size() const noexcept -> size_type
	{
		return m_size;
	}

	auto numberOfCharacters() const noexcept -> size_type;
	auto c_str() const -> char const*;

  public: // substrings and searches
	auto substr(size_type start, size_type size) const noexcept -> StringRef;

	// Returns the current start pointer.
	// Note that the pointer can change when if the StringRef is a substring
	auto currentData() const noexcept -> char const*;

  private: // ownership queries - may not be consistent between calls
	auto isOwned() const noexcept -> bool;
	auto isSubstring() const noexcept -> bool;
};

auto operator+(StringRef const& lhs, StringRef const& rhs) -> std::string;
auto operator+(StringRef const& lhs, char const* rhs) -> std::string;
auto operator+(char const* lhs, StringRef const& rhs) -> std::string;

auto operator+=(std::string& lhs, StringRef const& sr) -> std::string&;
auto operator<<(std::ostream& os, StringRef const& sr) -> std::ostream&;

inline auto operator"" _sr(char const* rawChars, std::size_t size) noexcept -> StringRef
{
	return StringRef(rawChars, size);
}

} // namespace Catch

inline auto operator"" _catch_sr(char const* rawChars, std::size_t size) noexcept
	-> Catch::StringRef
{
	return Catch::StringRef(rawChars, size);
}

// end catch_stringref.h
// start catch_type_traits.hpp

#include <type_traits>

namespace Catch
{
#ifdef CATCH_CPP17_OR_GREATER
template<typename...>
inline constexpr auto is_unique = std::true_type{};

template<typename T, typename... Rest>
inline constexpr auto is_unique<T, Rest...> =
	std::bool_constant<(!std::is_same_v<T, Rest> && ...) && is_unique<Rest...>>{};
#else

template<typename...>
struct is_unique : std::true_type
{
};

template<typename T0, typename T1, typename... Rest>
struct is_unique<T0, T1, Rest...>
	: std::integral_constant<bool, !std::is_same<T0, T1>::value && is_unique<T0, Rest...>::value &&
									   is_unique<T1, Rest...>::value>
{
};

#endif
} // namespace Catch

// end catch_type_traits.hpp
// start catch_preprocessor.hpp

#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) \
	CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) \
	CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL3(...) \
	CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL4(...) \
	CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL5(...) \
	CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__)))

#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__
// MSVC needs more evaluations
#define CATCH_RECURSION_LEVEL6(...) \
	CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__)))
#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__))
#else
#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL5(__VA_ARGS__)
#endif

#define CATCH_REC_END(...)
#define CATCH_REC_OUT

#define CATCH_EMPTY()
#define CATCH_DEFER(id) id CATCH_EMPTY()

#define CATCH_REC_GET_END2() 0, CATCH_REC_END
#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2
#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1
#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT
#define CATCH_REC_NEXT1(test, next) CATCH_DEFER(CATCH_REC_NEXT0)(test, next, 0)
#define CATCH_REC_NEXT(test, next) CATCH_REC_NEXT1(CATCH_REC_GET_END test, next)

#define CATCH_REC_LIST0(f, x, peek, ...) \
	, f(x) CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST1))(f, peek, __VA_ARGS__)
#define CATCH_REC_LIST1(f, x, peek, ...) \
	, f(x) CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST0))(f, peek, __VA_ARGS__)
#define CATCH_REC_LIST2(f, x, peek, ...) \
	f(x) CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST1))(f, peek, __VA_ARGS__)

#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) \
	, f(userdata, x)                                  \
		  CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD))(f, userdata, peek, __VA_ARGS__)
#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) \
	, f(userdata, x)                                  \
		  CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD))(f, userdata, peek, __VA_ARGS__)
#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...) \
	f(userdata, x)                                    \
		CATCH_DEFER(CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD))(f, userdata, peek, __VA_ARGS__)

// Applies the function macro `f` to each of the remaining parameters, inserts commas between the
// results, and passes userdata as the first parameter to each invocation, e.g. CATCH_REC_LIST_UD(f,
// x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c)
#define CATCH_REC_LIST_UD(f, userdata, ...) \
	CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define CATCH_REC_LIST(f, ...) \
	CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param)
#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO##__VA_ARGS__
#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__
#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) \
	INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param))
#else
// MSVC is adding extra space and needs another indirection to expand
// INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__)
#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) \
	(INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1)
#endif

#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__
#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name)

#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__)

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) \
	decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>())
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) \
	INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))
#else
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) \
	INTERNAL_CATCH_EXPAND_VARGS(            \
		decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>()))
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) \
	INTERNAL_CATCH_EXPAND_VARGS(           \
		INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)))
#endif

#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...) \
	CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST, __VA_ARGS__)

#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0)
#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1)
#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2)
#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3)
#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4)
#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5)
#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _4, _5, _6)
#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) \
	INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7)
#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) \
	INTERNAL_CATCH_REMOVE_PARENS(_0),                                          \
		INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8)
#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) \
	INTERNAL_CATCH_REMOVE_PARENS(_0),                                               \
		INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9)
#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) \
	INTERNAL_CATCH_REMOVE_PARENS(_0),                                                    \
		INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10)

#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N

#define INTERNAL_CATCH_TYPE_GEN                                                                   \
	template<typename...>                                                                         \
	struct TypeList                                                                               \
	{                                                                                             \
	};                                                                                            \
	template<typename... Ts>                                                                      \
	constexpr auto get_wrapper() noexcept->TypeList<Ts...>                                        \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
                                                                                                  \
	template<template<typename...> class L1, typename... E1, template<typename...> class L2,      \
			 typename... E2>                                                                      \
	constexpr auto append(L1<E1...>, L2<E2...>) noexcept->L1<E1..., E2...>                        \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
	template<template<typename...> class L1, typename... E1, template<typename...> class L2,      \
			 typename... E2, typename... Rest>                                                    \
	constexpr auto append(L1<E1...>, L2<E2...>,                                                   \
						  Rest...) noexcept->decltype(append(L1<E1..., E2...>{}, Rest{}...))      \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
	template<template<typename...> class L1, typename... E1, typename... Rest>                    \
	constexpr auto append(L1<E1...>, TypeList<mpl_::na>, Rest...) noexcept->L1<E1...>             \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
                                                                                                  \
	template<template<typename...> class Container, template<typename...> class List,             \
			 typename... elems>                                                                   \
	constexpr auto rewrap(List<elems...>) noexcept->TypeList<Container<elems...>>                 \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
	template<template<typename...> class Container, template<typename...> class List,             \
			 class... Elems, typename... Elements>                                                \
	constexpr auto rewrap(List<Elems...>, Elements...) noexcept->decltype(                        \
		append(TypeList<Container<Elems...>>{}, rewrap<Container>(Elements{}...)))                \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
                                                                                                  \
	template<template<typename...> class Final, template<typename...> class... Containers,        \
			 typename... Types>                                                                   \
	constexpr auto create(TypeList<Types...>) noexcept->decltype(                                 \
		append(Final<>{}, rewrap<Containers>(Types{}...)...))                                     \
	{                                                                                             \
		return {};                                                                                \
	}                                                                                             \
	template<template<typename...> class Final, template<typename...> class List, typename... Ts> \
	constexpr auto convert(List<Ts...>) noexcept->decltype(append(Final<>{}, TypeList<Ts>{}...))  \
	{                                                                                             \
		return {};                                                                                \
	}

#define INTERNAL_CATCH_NTTP_1(signature, ...)                                           \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                                   \
	struct Nttp                                                                         \
	{                                                                                   \
	};                                                                                  \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                                   \
	constexpr auto get_wrapper() noexcept->Nttp<__VA_ARGS__>                            \
	{                                                                                   \
		return {};                                                                      \
	}                                                                                   \
                                                                                        \
	template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container,         \
			 template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List,              \
			 INTERNAL_CATCH_REMOVE_PARENS(signature)>                                   \
	constexpr auto rewrap(List<__VA_ARGS__>) noexcept->TypeList<Container<__VA_ARGS__>> \
	{                                                                                   \
		return {};                                                                      \
	}                                                                                   \
	template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container,         \
			 template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List,              \
			 INTERNAL_CATCH_REMOVE_PARENS(signature), typename... Elements>             \
	constexpr auto rewrap(List<__VA_ARGS__>, Elements... elems) noexcept->decltype(     \
		append(TypeList<Container<__VA_ARGS__>>{}, rewrap<Container>(elems...)))        \
	{                                                                                   \
		return {};                                                                      \
	}                                                                                   \
	template<template<typename...> class Final,                                         \
			 template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class... Containers,     \
			 typename... Types>                                                         \
	constexpr auto create(TypeList<Types...>) noexcept->decltype(                       \
		append(Final<>{}, rewrap<Containers>(Types{}...)...))                           \
	{                                                                                   \
		return {};                                                                      \
	}

#define INTERNAL_CATCH_DECLARE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST1(TestName, signature) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>         \
	static void TestName()
#define INTERNAL_CATCH_DECLARE_SIG_TEST_X(TestName, signature, ...) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>               \
	static void TestName()

#define INTERNAL_CATCH_DEFINE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST1(TestName, signature) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>        \
	static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_X(TestName, signature, ...) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>              \
	static void TestName()

#define INTERNAL_CATCH_NTTP_REGISTER0(TestFunc, signature)                               \
	template<typename Type>                                                              \
	void reg_test(TypeList<Type>, Catch::NameAndTags nameAndTags)                        \
	{                                                                                    \
		Catch::AutoReg(Catch::makeTestInvoker(&TestFunc<Type>), CATCH_INTERNAL_LINEINFO, \
					   Catch::StringRef(), nameAndTags);                                 \
	}

#define INTERNAL_CATCH_NTTP_REGISTER(TestFunc, signature, ...)                                  \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                                           \
	void reg_test(Nttp<__VA_ARGS__>, Catch::NameAndTags nameAndTags)                            \
	{                                                                                           \
		Catch::AutoReg(Catch::makeTestInvoker(&TestFunc<__VA_ARGS__>), CATCH_INTERNAL_LINEINFO, \
					   Catch::StringRef(), nameAndTags);                                        \
	}

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD0(TestName, signature, ...)                         \
	template<typename Type>                                                                    \
	void reg_test(TypeList<Type>, Catch::StringRef className, Catch::NameAndTags nameAndTags)  \
	{                                                                                          \
		Catch::AutoReg(Catch::makeTestInvoker(&TestName<Type>::test), CATCH_INTERNAL_LINEINFO, \
					   className, nameAndTags);                                                \
	}

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD(TestName, signature, ...)                            \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                                            \
	void reg_test(Nttp<__VA_ARGS__>, Catch::StringRef className, Catch::NameAndTags nameAndTags) \
	{                                                                                            \
		Catch::AutoReg(Catch::makeTestInvoker(&TestName<__VA_ARGS__>::test),                     \
					   CATCH_INTERNAL_LINEINFO, className, nameAndTags);                         \
	}

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0(TestName, ClassName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1(TestName, ClassName, signature) \
	template<typename TestType>                                                 \
	struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<TestType>         \
	{                                                                           \
		void test();                                                            \
	}

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X(TestName, ClassName, signature, ...) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                                 \
	struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<__VA_ARGS__>            \
	{                                                                                 \
		void test();                                                                  \
	}

#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1(TestName, signature) \
	template<typename TestType>                                     \
	void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<TestType>::test()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X(TestName, signature, ...) \
	template<INTERNAL_CATCH_REMOVE_PARENS(signature)>                     \
	void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<__VA_ARGS__>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_NTTP_0
#define INTERNAL_CATCH_NTTP_GEN(...)                                                         \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                            \
		__VA_ARGS__, INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), \
		INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__),              \
		INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__),              \
		INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__),              \
		INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__),              \
		INTERNAL_CATCH_NTTP_0)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...)                              \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                         \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,                    \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)   \
	(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...)                    \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                           \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,                     \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)   \
	(TestName, ClassName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...)                           \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                   \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD,                  \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD,   \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD,   \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD,   \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD,   \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0) \
	(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...)                                             \
	INTERNAL_CATCH_VA_NARGS_IMPL("dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER,           \
								 INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER,   \
								 INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER,   \
								 INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER,   \
								 INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER,   \
								 INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0) \
	(TestFunc, __VA_ARGS__)
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...)                                             \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                                 \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST1,                        \
		INTERNAL_CATCH_DEFINE_SIG_TEST0)                                                          \
	(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...)                        \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                             \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,              \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,  \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)   \
	(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...)                                                  \
	INTERNAL_CATCH_VA_NARGS_IMPL(                                                              \
		__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG, INTERNAL_CATCH_REMOVE_PARENS_10_ARG, \
		INTERNAL_CATCH_REMOVE_PARENS_9_ARG, INTERNAL_CATCH_REMOVE_PARENS_8_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_7_ARG, INTERNAL_CATCH_REMOVE_PARENS_6_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_5_ARG, INTERNAL_CATCH_REMOVE_PARENS_4_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_3_ARG, INTERNAL_CATCH_REMOVE_PARENS_2_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_1_ARG)                                                    \
	(__VA_ARGS__)
#else
#define INTERNAL_CATCH_NTTP_0(signature)
#define INTERNAL_CATCH_NTTP_GEN(...)                                                      \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                             \
		__VA_ARGS__, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, \
		INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,              \
		INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,              \
		INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_0)(__VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...)                              \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                             \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,                    \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1,                                           \
		INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...)                    \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                               \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,                     \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1,                                            \
		INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...)                         \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                     \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD,                \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD0,                                     \
		INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...)                                                \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                                     \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER,         \
		INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, \
		INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, \
		INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0,                              \
		INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...)                                             \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                                     \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,                       \
		INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST1,                        \
		INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...)                        \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                 \
		"dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,              \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,  \
		INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, \
		INTERNAL_CATCH_DECLARE_SIG_TEST1,                                     \
		INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...)                                                  \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(                                  \
		__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG, INTERNAL_CATCH_REMOVE_PARENS_10_ARG, \
		INTERNAL_CATCH_REMOVE_PARENS_9_ARG, INTERNAL_CATCH_REMOVE_PARENS_8_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_7_ARG, INTERNAL_CATCH_REMOVE_PARENS_6_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_5_ARG, INTERNAL_CATCH_REMOVE_PARENS_4_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_3_ARG, INTERNAL_CATCH_REMOVE_PARENS_2_ARG,                \
		INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__))
#endif

// end catch_preprocessor.hpp
// start catch_meta.hpp

#include <type_traits>

namespace Catch
{
template<typename T>
struct always_false : std::false_type
{
};

template<typename>
struct true_given : std::true_type
{
};
struct is_callable_tester
{
	template<typename Fun, typename... Args>
	true_given<decltype(std::declval<Fun>()(std::declval<Args>()...))> static test(int);
	template<typename...>
	std::false_type static test(...);
};

template<typename T>
struct is_callable;

template<typename Fun, typename... Args>
struct is_callable<Fun(Args...)> : decltype(is_callable_tester::test<Fun, Args...>(0))
{
};

} // namespace Catch

namespace mpl_
{
struct na;
}

// end catch_meta.hpp
namespace Catch
{
template<typename C>
class TestInvokerAsMethod : public ITestInvoker
{
	void (C::*m_testAsMethod)();

  public:
	TestInvokerAsMethod(void (C::*testAsMethod)()) noexcept : m_testAsMethod(testAsMethod) {}

	void invoke() const override
	{
		C obj;
		(obj.*m_testAsMethod)();
	}
};

auto makeTestInvoker(void (*testAsFunction)()) noexcept -> ITestInvoker*;

template<typename C>
auto makeTestInvoker(void (C::*testAsMethod)()) noexcept -> ITestInvoker*
{
	return new(std::nothrow) TestInvokerAsMethod<C>(testAsMethod);
}

struct NameAndTags
{
	NameAndTags(StringRef const& name_ = StringRef(),
				StringRef const& tags_ = StringRef()) noexcept;
	StringRef name;
	StringRef tags;
};

struct AutoReg : NonCopyable
{
	AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod,
			NameAndTags const& nameAndTags) noexcept;
	~AutoReg();
};

} // end namespace Catch

#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(TestName, ...) static void TestName()
#define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(TestName, ClassName, ...) \
	namespace                                                                    \
	{                                                                            \
		struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)                \
		{                                                                        \
			void test();                                                         \
		};                                                                       \
	}                                                                            \
	void TestName::test()
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2(TestName, TestFunc, Name, Tags, \
															Signature, ...)                 \
	INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2(                          \
	TestNameClass, TestName, ClassName, Name, Tags, Signature, ...)                          \
	namespace                                                                                \
	{                                                                                        \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                    \
		{                                                                                    \
			INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName,                      \
												   INTERNAL_CATCH_REMOVE_PARENS(Signature)); \
		}                                                                                    \
	}                                                                                        \
	INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...)                      \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2(                                        \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename TestType, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...)                      \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2(            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename TestType, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...)       \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2(                                        \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...)       \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2(            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(ClassName, Name, Tags, ...)      \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2(                                   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, typename T, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(ClassName, Name, Tags, ...)      \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2(       \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, typename T, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(ClassName, Name, Tags,       \
																	 Signature, ...)              \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2(                                   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(ClassName, Name, Tags,       \
																	 Signature, ...)              \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2(       \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, Signature, __VA_ARGS__))
#endif
#endif

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE2(TestName, ...)                                                    \
	static void TestName();                                                                        \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                       \
	namespace                                                                                      \
	{                                                                                              \
		Catch::AutoReg                                                                             \
			INTERNAL_CATCH_UNIQUE_NAME(autoRegistrar)(Catch::makeTestInvoker(&TestName),           \
													  CATCH_INTERNAL_LINEINFO, Catch::StringRef(), \
													  Catch::NameAndTags{__VA_ARGS__});            \
	} /* NOLINT */                                                                                 \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                     \
	static void TestName()
#define INTERNAL_CATCH_TESTCASE(...) \
	INTERNAL_CATCH_TESTCASE2(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____), __VA_ARGS__)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE(QualifiedMethod, ...)               \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                   \
	namespace                                                                  \
	{                                                                          \
		Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME(autoRegistrar)(              \
			Catch::makeTestInvoker(&QualifiedMethod), CATCH_INTERNAL_LINEINFO, \
			"&" #QualifiedMethod, Catch::NameAndTags{__VA_ARGS__});            \
	} /* NOLINT */                                                             \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST_CASE_METHOD2(TestName, ClassName, ...)                        \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                              \
	namespace                                                                             \
	{                                                                                     \
		struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)                         \
		{                                                                                 \
			void test();                                                                  \
		};                                                                                \
		Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME(autoRegistrar)(                         \
			Catch::makeTestInvoker(&TestName::test), CATCH_INTERNAL_LINEINFO, #ClassName, \
			Catch::NameAndTags{__VA_ARGS__}); /* NOLINT */                                \
	}                                                                                     \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                            \
	void TestName::test()
#define INTERNAL_CATCH_TEST_CASE_METHOD(ClassName, ...)                                        \
	INTERNAL_CATCH_TEST_CASE_METHOD2(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____), \
									 ClassName, __VA_ARGS__)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_REGISTER_TESTCASE(Function, ...)                                \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                           \
	Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME(autoRegistrar)(                          \
		Catch::makeTestInvoker(Function), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), \
		Catch::NameAndTags{__VA_ARGS__}); /* NOLINT */                                 \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ...)       \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                      \
	CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                                                \
	INTERNAL_CATCH_DECLARE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature));           \
	namespace                                                                                     \
	{                                                                                             \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                         \
		{                                                                                         \
			INTERNAL_CATCH_TYPE_GEN                                                               \
			INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))                      \
			INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))        \
			template<typename... Types>                                                           \
			struct TestName                                                                       \
			{                                                                                     \
				TestName()                                                                        \
				{                                                                                 \
					int index = 0;                                                                \
					constexpr char const* tmpl_types[] = {                                        \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};    \
					using expander = int[];                                                       \
					(void)expander{                                                               \
						(reg_test(Types{},                                                        \
								  Catch::NameAndTags{Name " - " + std::string(tmpl_types[index]), \
													 Tags}),                                      \
						 index++, 0)...}; /* NOLINT */                                            \
				}                                                                                 \
			};                                                                                    \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                       \
				TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();               \
				return 0;                                                                         \
			}();                                                                                  \
		}                                                                                         \
	}                                                                                             \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                    \
	CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS                                              \
	INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...)                                      \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(                                                        \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename TestType, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...)                                      \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(                            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename TestType, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...)                       \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(                                                        \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...)                       \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(                            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__))
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(TestName, TestFuncName, Name, Tags, Signature,  \
												   TmplTypes, TypesList)                           \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                       \
	CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                                                 \
	template<typename TestType>                                                                    \
	static void TestFuncName();                                                                    \
	namespace                                                                                      \
	{                                                                                              \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                          \
		{                                                                                          \
			INTERNAL_CATCH_TYPE_GEN                                                                \
			INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))                       \
			template<typename... Types>                                                            \
			struct TestName                                                                        \
			{                                                                                      \
				void reg_tests()                                                                   \
				{                                                                                  \
					int index = 0;                                                                 \
					using expander = int[];                                                        \
					constexpr char const* tmpl_types[] = {                                         \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS,                    \
									   INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};                  \
					constexpr char const* types_list[] = {                                         \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS,                    \
									   INTERNAL_CATCH_REMOVE_PARENS(TypesList))};                  \
					constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);         \
					(void)expander{                                                                \
						(Catch::AutoReg(Catch::makeTestInvoker(&TestFuncName<Types>),              \
										CATCH_INTERNAL_LINEINFO, Catch::StringRef(),               \
										Catch::NameAndTags{                                        \
											Name " - " +                                           \
												std::string(tmpl_types[index / num_types]) + "<" + \
												std::string(types_list[index % num_types]) + ">",  \
											Tags}),                                                \
						 index++, 0)...}; /* NOLINT */                                             \
				}                                                                                  \
			};                                                                                     \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                        \
				using TestInit =                                                                   \
					decltype(create<TestName, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>(            \
						TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(                        \
							INTERNAL_CATCH_REMOVE_PARENS(TypesList))>{}));                         \
				TestInit t;                                                                        \
				t.reg_tests();                                                                     \
				return 0;                                                                          \
			}();                                                                                   \
		}                                                                                          \
	}                                                                                              \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                     \
	CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS                                               \
	template<typename TestType>                                                                    \
	static void TestFuncName()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)                              \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(                                                 \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename T, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)                              \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(                     \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, typename T, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)               \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(                                                 \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)               \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(                     \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, Signature, __VA_ARGS__))
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(TestName, TestFunc, Name, Tags, TmplList)        \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                      \
	template<typename TestType>                                                                   \
	static void TestFunc();                                                                       \
	namespace                                                                                     \
	{                                                                                             \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                         \
		{                                                                                         \
			INTERNAL_CATCH_TYPE_GEN                                                               \
			template<typename... Types>                                                           \
			struct TestName                                                                       \
			{                                                                                     \
				void reg_tests()                                                                  \
				{                                                                                 \
					int index = 0;                                                                \
					using expander = int[];                                                       \
					(void)expander{                                                               \
						(Catch::AutoReg(Catch::makeTestInvoker(&TestFunc<Types>),                 \
										CATCH_INTERNAL_LINEINFO, Catch::StringRef(),              \
										Catch::NameAndTags{                                       \
											Name " - " +                                          \
												std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + \
												" - " + std::to_string(index),                    \
											Tags}),                                               \
						 index++, 0)...}; /* NOLINT */                                            \
				}                                                                                 \
			};                                                                                    \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                       \
				using TestInit = decltype(convert<TestName>(std::declval<TmplList>()));           \
				TestInit t;                                                                       \
				t.reg_tests();                                                                    \
				return 0;                                                                         \
			}();                                                                                  \
		}                                                                                         \
	}                                                                                             \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                    \
	template<typename TestType>                                                                   \
	static void TestFunc()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(Name, Tags, TmplList)                            \
	INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(                                                   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		Name, Tags, TmplList)

#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, Tags, \
												   Signature, ...)                                 \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                       \
	CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                                                 \
	namespace                                                                                      \
	{                                                                                              \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                          \
		{                                                                                          \
			INTERNAL_CATCH_TYPE_GEN                                                                \
			INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))                       \
			INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName,                            \
												   INTERNAL_CATCH_REMOVE_PARENS(Signature));       \
			INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))  \
			template<typename... Types>                                                            \
			struct TestNameClass                                                                   \
			{                                                                                      \
				TestNameClass()                                                                    \
				{                                                                                  \
					int index = 0;                                                                 \
					constexpr char const* tmpl_types[] = {                                         \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};     \
					using expander = int[];                                                        \
					(void)expander{                                                                \
						(reg_test(Types{}, #ClassName,                                             \
								  Catch::NameAndTags{Name " - " + std::string(tmpl_types[index]),  \
													 Tags}),                                       \
						 index++, 0)...}; /* NOLINT */                                             \
				}                                                                                  \
			};                                                                                     \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                        \
				TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();           \
				return 0;                                                                          \
			}();                                                                                   \
		}                                                                                          \
	}                                                                                              \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                     \
	CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS                                               \
	INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(ClassName, Name, Tags, ...)                      \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2(                                                   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, typename T, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(ClassName, Name, Tags, ...)                      \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2(                       \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, typename T, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(ClassName, Name, Tags, Signature, ...)       \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2(                                                   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(ClassName, Name, Tags, Signature, ...)       \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2(                       \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____), \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____), ClassName,   \
		Name, Tags, Signature, __VA_ARGS__))
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(                                        \
	TestNameClass, TestName, ClassName, Name, Tags, Signature, TmplTypes, TypesList)               \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                       \
	CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                                                 \
	template<typename TestType>                                                                    \
	struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName<TestType>)                            \
	{                                                                                              \
		void test();                                                                               \
	};                                                                                             \
	namespace                                                                                      \
	{                                                                                              \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestNameClass)                                     \
		{                                                                                          \
			INTERNAL_CATCH_TYPE_GEN                                                                \
			INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))                       \
			template<typename... Types>                                                            \
			struct TestNameClass                                                                   \
			{                                                                                      \
				void reg_tests()                                                                   \
				{                                                                                  \
					int index = 0;                                                                 \
					using expander = int[];                                                        \
					constexpr char const* tmpl_types[] = {                                         \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS,                    \
									   INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};                  \
					constexpr char const* types_list[] = {                                         \
						CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS,                    \
									   INTERNAL_CATCH_REMOVE_PARENS(TypesList))};                  \
					constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);         \
					(void)expander{                                                                \
						(Catch::AutoReg(Catch::makeTestInvoker(&TestName<Types>::test),            \
										CATCH_INTERNAL_LINEINFO, #ClassName,                       \
										Catch::NameAndTags{                                        \
											Name " - " +                                           \
												std::string(tmpl_types[index / num_types]) + "<" + \
												std::string(types_list[index % num_types]) + ">",  \
											Tags}),                                                \
						 index++, 0)...}; /* NOLINT */                                             \
				}                                                                                  \
			};                                                                                     \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                        \
				using TestInit =                                                                   \
					decltype(create<TestNameClass, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>(       \
						TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(                        \
							INTERNAL_CATCH_REMOVE_PARENS(TypesList))>{}));                         \
				TestInit t;                                                                        \
				t.reg_tests();                                                                     \
				return 0;                                                                          \
			}();                                                                                   \
		}                                                                                          \
	}                                                                                              \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                     \
	CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS                                               \
	template<typename TestType>                                                                    \
	void TestName<TestType>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(ClassName, Name, Tags, ...)            \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(                                         \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		ClassName, Name, Tags, typename T, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(ClassName, Name, Tags, ...)            \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(             \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		ClassName, Name, Tags, typename T, __VA_ARGS__))
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(ClassName, Name, Tags, Signature,  \
															 ...)                               \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(                                         \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		ClassName, Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(ClassName, Name, Tags, Signature,  \
															 ...)                               \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(             \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		ClassName, Name, Tags, Signature, __VA_ARGS__))
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, \
														Tags, TmplList)                           \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                      \
	template<typename TestType>                                                                   \
	struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName<TestType>)                           \
	{                                                                                             \
		void test();                                                                              \
	};                                                                                            \
	namespace                                                                                     \
	{                                                                                             \
		namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName)                                         \
		{                                                                                         \
			INTERNAL_CATCH_TYPE_GEN                                                               \
			template<typename... Types>                                                           \
			struct TestNameClass                                                                  \
			{                                                                                     \
				void reg_tests()                                                                  \
				{                                                                                 \
					int index = 0;                                                                \
					using expander = int[];                                                       \
					(void)expander{                                                               \
						(Catch::AutoReg(Catch::makeTestInvoker(&TestName<Types>::test),           \
										CATCH_INTERNAL_LINEINFO, #ClassName,                      \
										Catch::NameAndTags{                                       \
											Name " - " +                                          \
												std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + \
												" - " + std::to_string(index),                    \
											Tags}),                                               \
						 index++, 0)...}; /* NOLINT */                                            \
				}                                                                                 \
			};                                                                                    \
			static int INTERNAL_CATCH_UNIQUE_NAME(globalRegistrar) = []() {                       \
				using TestInit = decltype(convert<TestNameClass>(std::declval<TmplList>()));      \
				TestInit t;                                                                       \
				t.reg_tests();                                                                    \
				return 0;                                                                         \
			}();                                                                                  \
		}                                                                                         \
	}                                                                                             \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                                    \
	template<typename TestType>                                                                   \
	void TestName<TestType>::test()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(ClassName, Name, Tags, TmplList)          \
	INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2(                                            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____),            \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____), \
		ClassName, Name, Tags, TmplList)

// end catch_test_registry.h
// start catch_capture.hpp

// start catch_assertionhandler.h

// start catch_assertioninfo.h

// start catch_result_type.h

namespace Catch
{
// ResultWas::OfType enum
struct ResultWas
{
	enum OfType
	{
		Unknown = -1,
		Ok = 0,
		Info = 1,
		Warning = 2,

		FailureBit = 0x10,

		ExpressionFailed = FailureBit | 1,
		ExplicitFailure = FailureBit | 2,

		Exception = 0x100 | FailureBit,

		ThrewException = Exception | 1,
		DidntThrowException = Exception | 2,

		FatalErrorCondition = 0x200 | FailureBit

	};
};

bool isOk(ResultWas::OfType resultType);
bool isJustInfo(int flags);

// ResultDisposition::Flags enum
struct ResultDisposition
{
	enum Flags
	{
		Normal = 0x01,

		ContinueOnFailure = 0x02, // Failures fail test, but execution continues
		FalseTest = 0x04, // Prefix expression with !
		SuppressFail = 0x08 // Failures are reported but do not fail the test
	};
};

ResultDisposition::Flags operator|(ResultDisposition::Flags lhs, ResultDisposition::Flags rhs);

bool shouldContinueOnFailure(int flags);
inline bool isFalseTest(int flags)
{
	return (flags & ResultDisposition::FalseTest) != 0;
}
bool shouldSuppressFailure(int flags);

} // end namespace Catch

// end catch_result_type.h
namespace Catch
{
struct AssertionInfo
{
	StringRef macroName;
	SourceLineInfo lineInfo;
	StringRef capturedExpression;
	ResultDisposition::Flags resultDisposition;

	// We want to delete this constructor but a compiler bug in 4.8 means
	// the struct is then treated as non-aggregate
	// AssertionInfo() = delete;
};

} // end namespace Catch

// end catch_assertioninfo.h
// start catch_decomposer.h

// start catch_tostring.h

#include <cstddef>
#include <string>
#include <type_traits>
#include <vector>
// start catch_stream.h

#include <cstddef>
#include <iosfwd>
#include <ostream>

namespace Catch
{
std::ostream& cout();
std::ostream& cerr();
std::ostream& clog();

class StringRef;

struct IStream
{
	virtual ~IStream();
	virtual std::ostream& stream() const = 0;
};

auto makeStream(StringRef const& filename) -> IStream const*;

class ReusableStringStream
{
	std::size_t m_index;
	std::ostream* m_oss;

  public:
	ReusableStringStream();
	~ReusableStringStream();

	auto str() const -> std::string;

	template<typename T>
	auto operator<<(T const& value) -> ReusableStringStream&
	{
		*m_oss << value;
		return *this;
	}
	auto get() -> std::ostream&
	{
		return *m_oss;
	}
};
} // namespace Catch

// end catch_stream.h
// start catch_interfaces_enum_values_registry.h

#include <vector>

namespace Catch
{
namespace Detail
{
	struct EnumInfo
	{
		StringRef m_name;
		std::vector<std::pair<int, std::string>> m_values;

		~EnumInfo();

		StringRef lookup(int value) const;
	};
} // namespace Detail

struct IMutableEnumValuesRegistry
{
	virtual ~IMutableEnumValuesRegistry();

	virtual Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums,
												 std::vector<int> const& values) = 0;

	template<typename E>
	Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums,
										 std::initializer_list<E> values)
	{
		std::vector<int> intValues;
		intValues.reserve(values.size());
		for(auto enumValue : values)
			intValues.push_back(static_cast<int>(enumValue));
		return registerEnum(enumName, allEnums, intValues);
	}
};

} // namespace Catch

// end catch_interfaces_enum_values_registry.h

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif

#ifdef __OBJC__
// start catch_objc_arc.hpp

#import <Foundation/Foundation.h>

#ifdef __has_feature
#define CATCH_ARC_ENABLED __has_feature(objc_arc)
#else
#define CATCH_ARC_ENABLED 0
#endif

void arcSafeRelease(NSObject* obj);
id performOptionalSelector(id obj, SEL sel);

#if !CATCH_ARC_ENABLED
inline void arcSafeRelease(NSObject* obj)
{
	[obj release];
}
inline id performOptionalSelector(id obj, SEL sel)
{
	if([obj respondsToSelector:sel])
		return [obj performSelector:sel];
	return nil;
}
#define CATCH_UNSAFE_UNRETAINED
#define CATCH_ARC_STRONG
#else
inline void arcSafeRelease(NSObject*) {}
inline id performOptionalSelector(id obj, SEL sel)
{
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
#endif
	if([obj respondsToSelector:sel])
		return [obj performSelector:sel];
#ifdef __clang__
#pragma clang diagnostic pop
#endif
	return nil;
}
#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained
#define CATCH_ARC_STRONG __strong
#endif

// end catch_objc_arc.hpp
#endif

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4180) // We attempt to stream a function (address) by const&, which MSVC
								// complains about but is harmless
#endif

namespace Catch
{
namespace Detail
{
	extern const std::string unprintableString;

	std::string rawMemoryToString(const void* object, std::size_t size);

	template<typename T>
	std::string rawMemoryToString(const T& object)
	{
		return rawMemoryToString(&object, sizeof(object));
	}

	template<typename T>
	class IsStreamInsertable
	{
		template<typename SS, typename TT>
		static auto test(int)
			-> decltype(std::declval<SS&>() << std::declval<TT>(), std::true_type());

		template<typename, typename>
		static auto test(...) -> std::false_type;

	  public:
		static const bool value = decltype(test<std::ostream, const T&>(0))::value;
	};

	template<typename E>
	std::string convertUnknownEnumToString(E e);

	template<typename T>
	typename std::enable_if<!std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
							std::string>::type
		convertUnstreamable(T const&)
	{
		return Detail::unprintableString;
	}
	template<typename T>
	typename std::enable_if<!std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
							std::string>::type
		convertUnstreamable(T const& ex)
	{
		return ex.what();
	}

	template<typename T>
	typename std::enable_if<std::is_enum<T>::value, std::string>::type
		convertUnstreamable(T const& value)
	{
		return convertUnknownEnumToString(value);
	}

#if defined(_MANAGED)
	//! Convert a CLR string to a utf8 std::string
	template<typename T>
	std::string clrReferenceToString(T ^ ref)
	{
		if(ref == nullptr)
			return std::string("null");
		auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
		cli::pin_ptr<System::Byte> p = &bytes[0];
		return std::string(reinterpret_cast<char const*>(p), bytes->Length);
	}
#endif

} // namespace Detail

// If we decide for C++14, change these to enable_if_ts
template<typename T, typename = void>
struct StringMaker
{
	template<typename Fake = T>
	static
		typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
		convert(const Fake& value)
	{
		ReusableStringStream rss;
		// NB: call using the function-like syntax to avoid ambiguity with
		// user-defined templated operator<< under clang.
		rss.operator<<(value);
		return rss.str();
	}

	template<typename Fake = T>
	static typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value,
								   std::string>::type
		convert(const Fake& value)
	{
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
		return Detail::convertUnstreamable(value);
#else
		return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
	}
};

namespace Detail
{
	// This function dispatches all stringification requests inside of Catch.
	// Should be preferably called fully qualified, like ::Catch::Detail::stringify
	template<typename T>
	std::string stringify(const T& e)
	{
		return ::Catch::StringMaker<
			typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
	}

	template<typename E>
	std::string convertUnknownEnumToString(E e)
	{
		return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(e));
	}

#if defined(_MANAGED)
	template<typename T>
	std::string stringify(T ^ e)
	{
		return ::Catch::StringMaker<T ^>::convert(e);
	}
#endif

} // namespace Detail

// Some predefined specializations

template<>
struct StringMaker<std::string>
{
	static std::string convert(const std::string& str);
};

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::string_view>
{
	static std::string convert(std::string_view str);
};
#endif

template<>
struct StringMaker<char const*>
{
	static std::string convert(char const* str);
};
template<>
struct StringMaker<char*>
{
	static std::string convert(char* str);
};

#ifdef CATCH_CONFIG_WCHAR
template<>
struct StringMaker<std::wstring>
{
	static std::string convert(const std::wstring& wstr);
};

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::wstring_view>
{
	static std::string convert(std::wstring_view str);
};
#endif

template<>
struct StringMaker<wchar_t const*>
{
	static std::string convert(wchar_t const* str);
};
template<>
struct StringMaker<wchar_t*>
{
	static std::string convert(wchar_t* str);
};
#endif

// TBD: Should we use `strnlen` to ensure that we don't go out of the buffer,
//      while keeping string semantics?
template<int SZ>
struct StringMaker<char[SZ]>
{
	static std::string convert(char const* str)
	{
		return ::Catch::Detail::stringify(std::string{str});
	}
};
template<int SZ>
struct StringMaker<signed char[SZ]>
{
	static std::string convert(signed char const* str)
	{
		return ::Catch::Detail::stringify(std::string{reinterpret_cast<char const*>(str)});
	}
};
template<int SZ>
struct StringMaker<unsigned char[SZ]>
{
	static std::string convert(unsigned char const* str)
	{
		return ::Catch::Detail::stringify(std::string{reinterpret_cast<char const*>(str)});
	}
};

#if defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<std::byte>
{
	static std::string convert(std::byte value);
};
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<int>
{
	static std::string convert(int value);
};
template<>
struct StringMaker<long>
{
	static std::string convert(long value);
};
template<>
struct StringMaker<long long>
{
	static std::string convert(long long value);
};
template<>
struct StringMaker<unsigned int>
{
	static std::string convert(unsigned int value);
};
template<>
struct StringMaker<unsigned long>
{
	static std::string convert(unsigned long value);
};
template<>
struct StringMaker<unsigned long long>
{
	static std::string convert(unsigned long long value);
};

template<>
struct StringMaker<bool>
{
	static std::string convert(bool b);
};

template<>
struct StringMaker<char>
{
	static std::string convert(char c);
};
template<>
struct StringMaker<signed char>
{
	static std::string convert(signed char c);
};
template<>
struct StringMaker<unsigned char>
{
	static std::string convert(unsigned char c);
};

template<>
struct StringMaker<std::nullptr_t>
{
	static std::string convert(std::nullptr_t);
};

template<>
struct StringMaker<float>
{
	static std::string convert(float value);
	static int precision;
};

template<>
struct StringMaker<double>
{
	static std::string convert(double value);
	static int precision;
};

template<typename T>
struct StringMaker<T*>
{
	template<typename U>
	static std::string convert(U* p)
	{
		if(p)
		{
			return ::Catch::Detail::rawMemoryToString(p);
		}
		else
		{
			return "nullptr";
		}
	}
};

template<typename R, typename C>
struct StringMaker<R C::*>
{
	static std::string convert(R C::*p)
	{
		if(p)
		{
			return ::Catch::Detail::rawMemoryToString(p);
		}
		else
		{
			return "nullptr";
		}
	}
};

#if defined(_MANAGED)
template<typename T>
struct StringMaker<T ^>
{
	static std::string convert(T ^ ref)
	{
		return ::Catch::Detail::clrReferenceToString(ref);
	}
};
#endif

namespace Detail
{
	template<typename InputIterator>
	std::string rangeToString(InputIterator first, InputIterator last)
	{
		ReusableStringStream rss;
		rss << "{ ";
		if(first != last)
		{
			rss << ::Catch::Detail::stringify(*first);
			for(++first; first != last; ++first)
				rss << ", " << ::Catch::Detail::stringify(*first);
		}
		rss << " }";
		return rss.str();
	}
} // namespace Detail

#ifdef __OBJC__
template<>
struct StringMaker<NSString*>
{
	static std::string convert(NSString* nsstring)
	{
		if(!nsstring)
			return "nil";
		return std::string("@") + [nsstring UTF8String];
	}
};
template<>
struct StringMaker<NSObject*>
{
	static std::string convert(NSObject* nsObject)
	{
		return ::Catch::Detail::stringify([nsObject description]);
	}
};
namespace Detail
{
	inline std::string stringify(NSString* nsstring)
	{
		return StringMaker<NSString*>::convert(nsstring);
	}

} // namespace Detail
#endif // __OBJC__

} // namespace Catch

//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in

#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
#define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif

// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch
{
template<typename T1, typename T2>
struct StringMaker<std::pair<T1, T2>>
{
	static std::string convert(const std::pair<T1, T2>& pair)
	{
		ReusableStringStream rss;
		rss << "{ " << ::Catch::Detail::stringify(pair.first) << ", "
			<< ::Catch::Detail::stringify(pair.second) << " }";
		return rss.str();
	}
};
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch
{
template<typename T>
struct StringMaker<std::optional<T>>
{
	static std::string convert(const std::optional<T>& optional)
	{
		ReusableStringStream rss;
		if(optional.has_value())
		{
			rss << ::Catch::Detail::stringify(*optional);
		}
		else
		{
			rss << "{ }";
		}
		return rss.str();
	}
};
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER

// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch
{
namespace Detail
{
	template<typename Tuple, std::size_t N = 0, bool = (N < std::tuple_size<Tuple>::value)>
	struct TupleElementPrinter
	{
		static void print(const Tuple& tuple, std::ostream& os)
		{
			os << (N ? ", " : " ") << ::Catch::Detail::stringify(std::get<N>(tuple));
			TupleElementPrinter<Tuple, N + 1>::print(tuple, os);
		}
	};

	template<typename Tuple, std::size_t N>
	struct TupleElementPrinter<Tuple, N, false>
	{
		static void print(const Tuple&, std::ostream&) {}
	};

} // namespace Detail

template<typename... Types>
struct StringMaker<std::tuple<Types...>>
{
	static std::string convert(const std::tuple<Types...>& tuple)
	{
		ReusableStringStream rss;
		rss << '{';
		Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
		rss << " }";
		return rss.str();
	}
};
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch
{
template<>
struct StringMaker<std::monostate>
{
	static std::string convert(const std::monostate&)
	{
		return "{ }";
	}
};

template<typename... Elements>
struct StringMaker<std::variant<Elements...>>
{
	static std::string convert(const std::variant<Elements...>& variant)
	{
		if(variant.valueless_by_exception())
		{
			return "{valueless variant}";
		}
		else
		{
			return std::visit([](const auto& value) { return ::Catch::Detail::stringify(value); },
							  variant);
		}
	}
};
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER

namespace Catch
{
struct not_this_one
{
}; // Tag type for detecting which begin/ end are being selected

// Import begin/ end from std here so they are considered alongside the fallback (...) overloads in
// this namespace
using std::begin;
using std::end;

not_this_one begin(...);
not_this_one end(...);

template<typename T>
struct is_range
{
	static const bool value =
		!std::is_same<decltype(begin(std::declval<T>())), not_this_one>::value &&
		!std::is_same<decltype(end(std::declval<T>())), not_this_one>::value;
};

#if defined(_MANAGED) // Managed types are never ranges
template<typename T>
struct is_range<T ^>
{
	static const bool value = false;
};
#endif

template<typename Range>
std::string rangeToString(Range const& range)
{
	return ::Catch::Detail::rangeToString(begin(range), end(range));
}

// Handle vector<bool> specially
template<typename Allocator>
std::string rangeToString(std::vector<bool, Allocator> const& v)
{
	ReusableStringStream rss;
	rss << "{ ";
	bool first = true;
	for(bool b : v)
	{
		if(first)
			first = false;
		else
			rss << ", ";
		rss << ::Catch::Detail::stringify(b);
	}
	rss << " }";
	return rss.str();
}

template<typename R>
struct StringMaker<R, typename std::enable_if<is_range<R>::value &&
											  !::Catch::Detail::IsStreamInsertable<R>::value>::type>
{
	static std::string convert(R const& range)
	{
		return rangeToString(range);
	}
};

template<typename T, int SZ>
struct StringMaker<T[SZ]>
{
	static std::string convert(T const (&arr)[SZ])
	{
		return rangeToString(arr);
	}
};

} // namespace Catch

// Separate std::chrono::duration specialization
#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#include <chrono>
#include <ctime>
#include <ratio>

namespace Catch
{
template<class Ratio>
struct ratio_string
{
	static std::string symbol();
};

template<class Ratio>
std::string ratio_string<Ratio>::symbol()
{
	Catch::ReusableStringStream rss;
	rss << '[' << Ratio::num << '/' << Ratio::den << ']';
	return rss.str();
}
template<>
struct ratio_string<std::atto>
{
	static std::string symbol();
};
template<>
struct ratio_string<std::femto>
{
	static std::string symbol();
};
template<>
struct ratio_string<std::pico>
{
	static std::string symbol();
};
template<>
struct ratio_string<std::nano>
{
	static std::string symbol();
};
template<>
struct ratio_string<std::micro>
{
	static std::string symbol();
};
template<>
struct ratio_string<std::milli>
{
	static std::string symbol();
};

////////////
// std::chrono::duration specializations
template<typename Value, typename Ratio>
struct StringMaker<std::chrono::duration<Value, Ratio>>
{
	static std::string convert(std::chrono::duration<Value, Ratio> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<1>>>
{
	static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " s";
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<60>>>
{
	static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " m";
		return rss.str();
	}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>>
{
	static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration)
	{
		ReusableStringStream rss;
		rss << duration.count() << " h";
		return rss.str();
	}
};

////////////
// std::chrono::time_point specialization
// Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
template<typename Clock, typename Duration>
struct StringMaker<std::chrono::time_point<Clock, Duration>>
{
	static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point)
	{
		return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
	}
};
// std::chrono::time_point<system_clock> specialization
template<typename Duration>
struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>>
{
	static std::string
		convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point)
	{
		auto converted = std::chrono::system_clock::to_time_t(time_point);

#ifdef _MSC_VER
		std::tm timeInfo = {};
		gmtime_s(&timeInfo, &converted);
#else
		std::tm* timeInfo = std::gmtime(&converted);
#endif

		auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
		char timeStamp[timeStampSize];
		const char* const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
		std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
		std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
		return std::string(timeStamp);
	}
};
} // namespace Catch
#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER

#define INTERNAL_CATCH_REGISTER_ENUM(enumName, ...)                                               \
	namespace Catch                                                                               \
	{                                                                                             \
		template<>                                                                                \
		struct StringMaker<enumName>                                                              \
		{                                                                                         \
			static std::string convert(enumName value)                                            \
			{                                                                                     \
				static const auto& enumInfo =                                                     \
					::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( \
						#enumName, #__VA_ARGS__, {__VA_ARGS__});                                  \
				return enumInfo.lookup(static_cast<int>(value));                                  \
			}                                                                                     \
		};                                                                                        \
	}

#define CATCH_REGISTER_ENUM(enumName, ...) INTERNAL_CATCH_REGISTER_ENUM(enumName, __VA_ARGS__)

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_tostring.h
#include <iosfwd>

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4389) // '==' : signed/unsigned mismatch
#pragma warning(disable : 4018) // more "signed/unsigned mismatch"
#pragma warning( \
	disable : 4312) // Converting int to T* using reinterpret_cast (issue on x64 platform)
#pragma warning(disable : 4180) // qualifier applied to function type has no meaning
#pragma warning(disable : 4800) // Forcing result to true or false
#endif

namespace Catch
{
struct ITransientExpression
{
	auto isBinaryExpression() const -> bool
	{
		return m_isBinaryExpression;
	}
	auto getResult() const -> bool
	{
		return m_result;
	}
	virtual void streamReconstructedExpression(std::ostream& os) const = 0;

	ITransientExpression(bool isBinaryExpression, bool result)
		: m_isBinaryExpression(isBinaryExpression), m_result(result)
	{
	}

	// We don't actually need a virtual destructor, but many static analysers
	// complain if it's not here :-(
	virtual ~ITransientExpression();

	bool m_isBinaryExpression;
	bool m_result;
};

void formatReconstructedExpression(std::ostream& os, std::string const& lhs, StringRef op,
								   std::string const& rhs);

template<typename LhsT, typename RhsT>
class BinaryExpr : public ITransientExpression
{
	LhsT m_lhs;
	StringRef m_op;
	RhsT m_rhs;

	void streamReconstructedExpression(std::ostream& os) const override
	{
		formatReconstructedExpression(os, Catch::Detail::stringify(m_lhs), m_op,
									  Catch::Detail::stringify(m_rhs));
	}

  public:
	BinaryExpr(bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs)
		: ITransientExpression{true, comparisonResult}, m_lhs(lhs), m_op(op), m_rhs(rhs)
	{
	}

	template<typename T>
	auto operator&&(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator||(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator==(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator!=(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator>(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator<(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator>=(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename T>
	auto operator<=(T) const -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<T>::value,
					  "chained comparisons are not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}
};

template<typename LhsT>
class UnaryExpr : public ITransientExpression
{
	LhsT m_lhs;

	void streamReconstructedExpression(std::ostream& os) const override
	{
		os << Catch::Detail::stringify(m_lhs);
	}

  public:
	explicit UnaryExpr(LhsT lhs) : ITransientExpression{false, static_cast<bool>(lhs)}, m_lhs(lhs)
	{
	}
};

// Specialised comparison functions to handle equality comparisons between ints and pointers (NULL
// deduces as an int)
template<typename LhsT, typename RhsT>
auto compareEqual(LhsT const& lhs, RhsT const& rhs) -> bool
{
	return static_cast<bool>(lhs == rhs);
}
template<typename T>
auto compareEqual(T* const& lhs, int rhs) -> bool
{
	return lhs == reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareEqual(T* const& lhs, long rhs) -> bool
{
	return lhs == reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareEqual(int lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) == rhs;
}
template<typename T>
auto compareEqual(long lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) == rhs;
}

template<typename LhsT, typename RhsT>
auto compareNotEqual(LhsT const& lhs, RhsT&& rhs) -> bool
{
	return static_cast<bool>(lhs != rhs);
}
template<typename T>
auto compareNotEqual(T* const& lhs, int rhs) -> bool
{
	return lhs != reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareNotEqual(T* const& lhs, long rhs) -> bool
{
	return lhs != reinterpret_cast<void const*>(rhs);
}
template<typename T>
auto compareNotEqual(int lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) != rhs;
}
template<typename T>
auto compareNotEqual(long lhs, T* const& rhs) -> bool
{
	return reinterpret_cast<void const*>(lhs) != rhs;
}

template<typename LhsT>
class ExprLhs
{
	LhsT m_lhs;

  public:
	explicit ExprLhs(LhsT lhs) : m_lhs(lhs) {}

	template<typename RhsT>
	auto operator==(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {compareEqual(m_lhs, rhs), m_lhs, "==", rhs};
	}
	auto operator==(bool rhs) -> BinaryExpr<LhsT, bool> const
	{
		return {m_lhs == rhs, m_lhs, "==", rhs};
	}

	template<typename RhsT>
	auto operator!=(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {compareNotEqual(m_lhs, rhs), m_lhs, "!=", rhs};
	}
	auto operator!=(bool rhs) -> BinaryExpr<LhsT, bool> const
	{
		return {m_lhs != rhs, m_lhs, "!=", rhs};
	}

	template<typename RhsT>
	auto operator>(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {static_cast<bool>(m_lhs > rhs), m_lhs, ">", rhs};
	}
	template<typename RhsT>
	auto operator<(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {static_cast<bool>(m_lhs < rhs), m_lhs, "<", rhs};
	}
	template<typename RhsT>
	auto operator>=(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {static_cast<bool>(m_lhs >= rhs), m_lhs, ">=", rhs};
	}
	template<typename RhsT>
	auto operator<=(RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const
	{
		return {static_cast<bool>(m_lhs <= rhs), m_lhs, "<=", rhs};
	}

	template<typename RhsT>
	auto operator&&(RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<RhsT>::value,
					  "operator&& is not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	template<typename RhsT>
	auto operator||(RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const
	{
		static_assert(always_false<RhsT>::value,
					  "operator|| is not supported inside assertions, "
					  "wrap the expression inside parentheses, or decompose it");
	}

	auto makeUnaryExpr() const -> UnaryExpr<LhsT>
	{
		return UnaryExpr<LhsT>{m_lhs};
	}
};

void handleExpression(ITransientExpression const& expr);

template<typename T>
void handleExpression(ExprLhs<T> const& expr)
{
	handleExpression(expr.makeUnaryExpr());
}

struct Decomposer
{
	template<typename T>
	auto operator<=(T const& lhs) -> ExprLhs<T const&>
	{
		return ExprLhs<T const&>{lhs};
	}

	auto operator<=(bool value) -> ExprLhs<bool>
	{
		return ExprLhs<bool>{value};
	}
};

} // end namespace Catch

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_decomposer.h
// start catch_interfaces_capture.h

#include <chrono>
#include <string>

namespace Catch
{
class AssertionResult;
struct AssertionInfo;
struct SectionInfo;
struct SectionEndInfo;
struct MessageInfo;
struct MessageBuilder;
struct Counts;
struct AssertionReaction;
struct SourceLineInfo;

struct ITransientExpression;
struct IGeneratorTracker;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo;
template<typename Duration = std::chrono::duration<double, std::nano>>
struct BenchmarkStats;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

struct IResultCapture
{
	virtual ~IResultCapture();

	virtual bool sectionStarted(SectionInfo const& sectionInfo, Counts& assertions) = 0;
	virtual void sectionEnded(SectionEndInfo const& endInfo) = 0;
	virtual void sectionEndedEarly(SectionEndInfo const& endInfo) = 0;

	virtual auto acquireGeneratorTracker(SourceLineInfo const& lineInfo) -> IGeneratorTracker& = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	virtual void benchmarkPreparing(std::string const& name) = 0;
	virtual void benchmarkStarting(BenchmarkInfo const& info) = 0;
	virtual void benchmarkEnded(BenchmarkStats<> const& stats) = 0;
	virtual void benchmarkFailed(std::string const& error) = 0;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	virtual void pushScopedMessage(MessageInfo const& message) = 0;
	virtual void popScopedMessage(MessageInfo const& message) = 0;

	virtual void emplaceUnscopedMessage(MessageBuilder const& builder) = 0;

	virtual void handleFatalErrorCondition(StringRef message) = 0;

	virtual void handleExpr(AssertionInfo const& info, ITransientExpression const& expr,
							AssertionReaction& reaction) = 0;
	virtual void handleMessage(AssertionInfo const& info, ResultWas::OfType resultType,
							   StringRef const& message, AssertionReaction& reaction) = 0;
	virtual void handleUnexpectedExceptionNotThrown(AssertionInfo const& info,
													AssertionReaction& reaction) = 0;
	virtual void handleUnexpectedInflightException(AssertionInfo const& info,
												   std::string const& message,
												   AssertionReaction& reaction) = 0;
	virtual void handleIncomplete(AssertionInfo const& info) = 0;
	virtual void handleNonExpr(AssertionInfo const& info, ResultWas::OfType resultType,
							   AssertionReaction& reaction) = 0;

	virtual bool lastAssertionPassed() = 0;
	virtual void assertionPassed() = 0;

	// Deprecated, do not use:
	virtual std::string getCurrentTestName() const = 0;
	virtual const AssertionResult* getLastResult() const = 0;
	virtual void exceptionEarlyReported() = 0;
};

IResultCapture& getResultCapture();
} // namespace Catch

// end catch_interfaces_capture.h
namespace Catch
{
struct TestFailureException
{
};
struct AssertionResultData;
struct IResultCapture;
class RunContext;

class LazyExpression
{
	friend class AssertionHandler;
	friend struct AssertionStats;
	friend class RunContext;

	ITransientExpression const* m_transientExpression = nullptr;
	bool m_isNegated;

  public:
	LazyExpression(bool isNegated);
	LazyExpression(LazyExpression const& other);
	LazyExpression& operator=(LazyExpression const&) = delete;

	explicit operator bool() const;

	friend auto operator<<(std::ostream& os, LazyExpression const& lazyExpr) -> std::ostream&;
};

struct AssertionReaction
{
	bool shouldDebugBreak = false;
	bool shouldThrow = false;
};

class AssertionHandler
{
	AssertionInfo m_assertionInfo;
	AssertionReaction m_reaction;
	bool m_completed = false;
	IResultCapture& m_resultCapture;

  public:
	AssertionHandler(StringRef const& macroName, SourceLineInfo const& lineInfo,
					 StringRef capturedExpression, ResultDisposition::Flags resultDisposition);
	~AssertionHandler()
	{
		if(!m_completed)
		{
			m_resultCapture.handleIncomplete(m_assertionInfo);
		}
	}

	template<typename T>
	void handleExpr(ExprLhs<T> const& expr)
	{
		handleExpr(expr.makeUnaryExpr());
	}
	void handleExpr(ITransientExpression const& expr);

	void handleMessage(ResultWas::OfType resultType, StringRef const& message);

	void handleExceptionThrownAsExpected();
	void handleUnexpectedExceptionNotThrown();
	void handleExceptionNotThrownAsExpected();
	void handleThrowingCallSkipped();
	void handleUnexpectedInflightException();

	void complete();
	void setCompleted();

	// query
	auto allowThrows() const -> bool;
};

void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str,
							  StringRef const& matcherString);

} // namespace Catch

// end catch_assertionhandler.h
// start catch_message.h

#include <string>
#include <vector>

namespace Catch
{
struct MessageInfo
{
	MessageInfo(StringRef const& _macroName, SourceLineInfo const& _lineInfo,
				ResultWas::OfType _type);

	StringRef macroName;
	std::string message;
	SourceLineInfo lineInfo;
	ResultWas::OfType type;
	unsigned int sequence;

	bool operator==(MessageInfo const& other) const;
	bool operator<(MessageInfo const& other) const;

  private:
	static unsigned int globalCount;
};

struct MessageStream
{
	template<typename T>
	MessageStream& operator<<(T const& value)
	{
		m_stream << value;
		return *this;
	}

	ReusableStringStream m_stream;
};

struct MessageBuilder : MessageStream
{
	MessageBuilder(StringRef const& macroName, SourceLineInfo const& lineInfo,
				   ResultWas::OfType type);

	template<typename T>
	MessageBuilder& operator<<(T const& value)
	{
		m_stream << value;
		return *this;
	}

	MessageInfo m_info;
};

class ScopedMessage
{
  public:
	explicit ScopedMessage(MessageBuilder const& builder);
	ScopedMessage(ScopedMessage& duplicate) = delete;
	ScopedMessage(ScopedMessage&& old);
	~ScopedMessage();

	MessageInfo m_info;
	bool m_moved;
};

class Capturer
{
	std::vector<MessageInfo> m_messages;
	IResultCapture& m_resultCapture = getResultCapture();
	size_t m_captured = 0;

  public:
	Capturer(StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType,
			 StringRef names);
	~Capturer();

	void captureValue(size_t index, std::string const& value);

	template<typename T>
	void captureValues(size_t index, T const& value)
	{
		captureValue(index, Catch::Detail::stringify(value));
	}

	template<typename T, typename... Ts>
	void captureValues(size_t index, T const& value, Ts const&... values)
	{
		captureValue(index, Catch::Detail::stringify(value));
		captureValues(index + 1, values...);
	}
};

} // end namespace Catch

// end catch_message.h
#if !defined(CATCH_CONFIG_DISABLE)

#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION)
#define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__
#else
#define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
#endif

#if defined(CATCH_CONFIG_FAST_COMPILE) || defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)

///////////////////////////////////////////////////////////////////////////////
// Another way to speed-up compilation is to omit local try-catch for REQUIRE*
// macros.
#define INTERNAL_CATCH_TRY
#define INTERNAL_CATCH_CATCH(capturer)

#else // CATCH_CONFIG_FAST_COMPILE

#define INTERNAL_CATCH_TRY try
#define INTERNAL_CATCH_CATCH(handler)                \
	catch(...)                                       \
	{                                                \
		handler.handleUnexpectedInflightException(); \
	}

#endif

#define INTERNAL_CATCH_REACT(handler) handler.complete();

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST(macroName, resultDisposition, ...)                                    \
	do                                                                                            \
	{                                                                                             \
		Catch::AssertionHandler catchAssertionHandler(                                            \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), \
			resultDisposition);                                                                   \
		INTERNAL_CATCH_TRY                                                                        \
		{                                                                                         \
			CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS                                          \
			catchAssertionHandler.handleExpr(Catch::Decomposer() <= __VA_ARGS__);                 \
			CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS                                        \
		}                                                                                         \
		INTERNAL_CATCH_CATCH(catchAssertionHandler)                                               \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                               \
	} while((void)0,                                                                              \
			(false) && static_cast<bool>(                                                         \
						   !!(__VA_ARGS__))) // the expression here is never evaluated at runtime
											 // but it forces the compiler to give it a look
  // The double negation silences MSVC's C4800 warning, the static_cast forces short-circuit
  // evaluation if the type has overloaded &&.

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF(macroName, resultDisposition, ...)        \
	INTERNAL_CATCH_TEST(macroName, resultDisposition, __VA_ARGS__); \
	if(Catch::getResultCapture().lastAssertionPassed())

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE(macroName, resultDisposition, ...)      \
	INTERNAL_CATCH_TEST(macroName, resultDisposition, __VA_ARGS__); \
	if(!Catch::getResultCapture().lastAssertionPassed())

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW(macroName, resultDisposition, ...)                                \
	do                                                                                            \
	{                                                                                             \
		Catch::AssertionHandler catchAssertionHandler(                                            \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), \
			resultDisposition);                                                                   \
		try                                                                                       \
		{                                                                                         \
			static_cast<void>(__VA_ARGS__);                                                       \
			catchAssertionHandler.handleExceptionNotThrownAsExpected();                           \
		}                                                                                         \
		catch(...)                                                                                \
		{                                                                                         \
			catchAssertionHandler.handleUnexpectedInflightException();                            \
		}                                                                                         \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                               \
	} while(false)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS(macroName, resultDisposition, ...)                                  \
	do                                                                                            \
	{                                                                                             \
		Catch::AssertionHandler catchAssertionHandler(                                            \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), \
			resultDisposition);                                                                   \
		if(catchAssertionHandler.allowThrows())                                                   \
			try                                                                                   \
			{                                                                                     \
				static_cast<void>(__VA_ARGS__);                                                   \
				catchAssertionHandler.handleUnexpectedExceptionNotThrown();                       \
			}                                                                                     \
			catch(...)                                                                            \
			{                                                                                     \
				catchAssertionHandler.handleExceptionThrownAsExpected();                          \
			}                                                                                     \
		else                                                                                      \
			catchAssertionHandler.handleThrowingCallSkipped();                                    \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                               \
	} while(false)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS(macroName, exceptionType, resultDisposition, expr)      \
	do                                                                                   \
	{                                                                                    \
		Catch::AssertionHandler catchAssertionHandler(                                   \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO,                               \
			CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), \
			resultDisposition);                                                          \
		if(catchAssertionHandler.allowThrows())                                          \
			try                                                                          \
			{                                                                            \
				static_cast<void>(expr);                                                 \
				catchAssertionHandler.handleUnexpectedExceptionNotThrown();              \
			}                                                                            \
			catch(exceptionType const&)                                                  \
			{                                                                            \
				catchAssertionHandler.handleExceptionThrownAsExpected();                 \
			}                                                                            \
			catch(...)                                                                   \
			{                                                                            \
				catchAssertionHandler.handleUnexpectedInflightException();               \
			}                                                                            \
		else                                                                             \
			catchAssertionHandler.handleThrowingCallSkipped();                           \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                      \
	} while(false)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG(macroName, messageType, resultDisposition, ...)                         \
	do                                                                                             \
	{                                                                                              \
		Catch::AssertionHandler catchAssertionHandler(                                             \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition); \
		catchAssertionHandler.handleMessage(                                                       \
			messageType,                                                                           \
			(Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop()).m_stream.str());    \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                                \
	} while(false)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE(varName, macroName, ...)                                            \
	auto varName =                                                                                 \
		Catch::Capturer(macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__); \
	varName.captureValues(0, __VA_ARGS__)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO(macroName, log)                                  \
	Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME(scopedMessage)(          \
		Catch::MessageBuilder(macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, \
							  Catch::ResultWas::Info)                        \
		<< log);

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO(macroName, log)                         \
	Catch::getResultCapture().emplaceUnscopedMessage(                        \
		Catch::MessageBuilder(macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, \
							  Catch::ResultWas::Info)                        \
		<< log)

///////////////////////////////////////////////////////////////////////////////
// Although this is matcher-based, it can be used with just a string
#define INTERNAL_CATCH_THROWS_STR_MATCHES(macroName, resultDisposition, matcher, ...)     \
	do                                                                                    \
	{                                                                                     \
		Catch::AssertionHandler catchAssertionHandler(                                    \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO,                                \
			CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), \
			resultDisposition);                                                           \
		if(catchAssertionHandler.allowThrows())                                           \
			try                                                                           \
			{                                                                             \
				static_cast<void>(__VA_ARGS__);                                           \
				catchAssertionHandler.handleUnexpectedExceptionNotThrown();               \
			}                                                                             \
			catch(...)                                                                    \
			{                                                                             \
				Catch::handleExceptionMatchExpr(catchAssertionHandler, matcher,           \
												#matcher##_catch_sr);                     \
			}                                                                             \
		else                                                                              \
			catchAssertionHandler.handleThrowingCallSkipped();                            \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                       \
	} while(false)

#endif // CATCH_CONFIG_DISABLE

// end catch_capture.hpp
// start catch_section.h

// start catch_section_info.h

// start catch_totals.h

#include <cstddef>

namespace Catch
{
struct Counts
{
	Counts operator-(Counts const& other) const;
	Counts& operator+=(Counts const& other);

	std::size_t total() const;
	bool allPassed() const;
	bool allOk() const;

	std::size_t passed = 0;
	std::size_t failed = 0;
	std::size_t failedButOk = 0;
};

struct Totals
{
	Totals operator-(Totals const& other) const;
	Totals& operator+=(Totals const& other);

	Totals delta(Totals const& prevTotals) const;

	int error = 0;
	Counts assertions;
	Counts testCases;
};
} // namespace Catch

// end catch_totals.h
#include <string>

namespace Catch
{
struct SectionInfo
{
	SectionInfo(SourceLineInfo const& _lineInfo, std::string const& _name);

	// Deprecated
	SectionInfo(SourceLineInfo const& _lineInfo, std::string const& _name, std::string const&)
		: SectionInfo(_lineInfo, _name)
	{
	}

	std::string name;
	std::string description; // !Deprecated: this will always be empty
	SourceLineInfo lineInfo;
};

struct SectionEndInfo
{
	SectionInfo sectionInfo;
	Counts prevAssertions;
	double durationInSeconds;
};

} // end namespace Catch

// end catch_section_info.h
// start catch_timer.h

#include <cstdint>

namespace Catch
{
auto getCurrentNanosecondsSinceEpoch() -> uint64_t;
auto getEstimatedClockResolution() -> uint64_t;

class Timer
{
	uint64_t m_nanoseconds = 0;

  public:
	void start();
	auto getElapsedNanoseconds() const -> uint64_t;
	auto getElapsedMicroseconds() const -> uint64_t;
	auto getElapsedMilliseconds() const -> unsigned int;
	auto getElapsedSeconds() const -> double;
};

} // namespace Catch

// end catch_timer.h
#include <string>

namespace Catch
{
class Section : NonCopyable
{
  public:
	Section(SectionInfo const& info);
	~Section();

	// This indicates whether the section should be executed or not
	explicit operator bool() const;

  private:
	SectionInfo m_info;

	std::string m_name;
	Counts m_assertions;
	bool m_sectionIncluded;
	Timer m_timer;
};

} // end namespace Catch

#define INTERNAL_CATCH_SECTION(...)                                               \
	CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS                                       \
	if(Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME(catch_internal_Section) = \
		   Catch::SectionInfo(CATCH_INTERNAL_LINEINFO, __VA_ARGS__))              \
	CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS

#define INTERNAL_CATCH_DYNAMIC_SECTION(...)                                          \
	CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS                                          \
	if(Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME(catch_internal_Section) =    \
		   Catch::SectionInfo(CATCH_INTERNAL_LINEINFO,                               \
							  (Catch::ReusableStringStream() << __VA_ARGS__).str())) \
	CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS

// end catch_section.h
// start catch_interfaces_exception.h

// start catch_interfaces_registry_hub.h

#include <memory>
#include <string>

namespace Catch
{
class TestCase;
struct ITestCaseRegistry;
struct IExceptionTranslatorRegistry;
struct IExceptionTranslator;
struct IReporterRegistry;
struct IReporterFactory;
struct ITagAliasRegistry;
struct IMutableEnumValuesRegistry;

class StartupExceptionRegistry;

using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

struct IRegistryHub
{
	virtual ~IRegistryHub();

	virtual IReporterRegistry const& getReporterRegistry() const = 0;
	virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
	virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
	virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;

	virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
};

struct IMutableRegistryHub
{
	virtual ~IMutableRegistryHub();
	virtual void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) = 0;
	virtual void registerListener(IReporterFactoryPtr const& factory) = 0;
	virtual void registerTest(TestCase const& testInfo) = 0;
	virtual void registerTranslator(const IExceptionTranslator* translator) = 0;
	virtual void registerTagAlias(std::string const& alias, std::string const& tag,
								  SourceLineInfo const& lineInfo) = 0;
	virtual void registerStartupException() noexcept = 0;
	virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
};

IRegistryHub const& getRegistryHub();
IMutableRegistryHub& getMutableRegistryHub();
void cleanUp();
std::string translateActiveException();

} // namespace Catch

// end catch_interfaces_registry_hub.h
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG(translatorName, signature) \
	static std::string translatorName(signature)
#endif

#include <exception>
#include <string>
#include <vector>

namespace Catch
{
using exceptionTranslateFunction = std::string (*)();

struct IExceptionTranslator;
using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>;

struct IExceptionTranslator
{
	virtual ~IExceptionTranslator();
	virtual std::string translate(ExceptionTranslators::const_iterator it,
								  ExceptionTranslators::const_iterator itEnd) const = 0;
};

struct IExceptionTranslatorRegistry
{
	virtual ~IExceptionTranslatorRegistry();

	virtual std::string translateActiveException() const = 0;
};

class ExceptionTranslatorRegistrar
{
	template<typename T>
	class ExceptionTranslator : public IExceptionTranslator
	{
	  public:
		ExceptionTranslator(std::string (*translateFunction)(T&))
			: m_translateFunction(translateFunction)
		{
		}

		std::string translate(ExceptionTranslators::const_iterator it,
							  ExceptionTranslators::const_iterator itEnd) const override
		{
			try
			{
				if(it == itEnd)
					std::rethrow_exception(std::current_exception());
				else
					return (*it)->translate(it + 1, itEnd);
			}
			catch(T& ex)
			{
				return m_translateFunction(ex);
			}
		}

	  protected:
		std::string (*m_translateFunction)(T&);
	};

  public:
	template<typename T>
	ExceptionTranslatorRegistrar(std::string (*translateFunction)(T&))
	{
		getMutableRegistryHub().registerTranslator(new ExceptionTranslator<T>(translateFunction));
	}
};
} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2(translatorName, signature)                      \
	static std::string translatorName(signature);                                           \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                \
	namespace                                                                               \
	{                                                                                       \
		Catch::ExceptionTranslatorRegistrar                                                 \
			INTERNAL_CATCH_UNIQUE_NAME(catch_internal_ExceptionRegistrar)(&translatorName); \
	}                                                                                       \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                                              \
	static std::string translatorName(signature)

#define INTERNAL_CATCH_TRANSLATE_EXCEPTION(signature) \
	INTERNAL_CATCH_TRANSLATE_EXCEPTION2(              \
		INTERNAL_CATCH_UNIQUE_NAME(catch_internal_ExceptionTranslator), signature)

// end catch_interfaces_exception.h
// start catch_approx.h

#include <type_traits>

namespace Catch
{
namespace Detail
{
	class Approx
	{
	  private:
		bool equalityComparisonImpl(double other) const;
		// Validates the new margin (margin >= 0)
		// out-of-line to avoid including stdexcept in the header
		void setMargin(double margin);
		// Validates the new epsilon (0 < epsilon < 1)
		// out-of-line to avoid including stdexcept in the header
		void setEpsilon(double epsilon);

	  public:
		explicit Approx(double value);

		static Approx custom();

		Approx operator-() const;

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		Approx operator()(T const& value)
		{
			Approx approx(static_cast<double>(value));
			approx.m_epsilon = m_epsilon;
			approx.m_margin = m_margin;
			approx.m_scale = m_scale;
			return approx;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		explicit Approx(T const& value) : Approx(static_cast<double>(value))
		{
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator==(const T& lhs, Approx const& rhs)
		{
			auto lhs_v = static_cast<double>(lhs);
			return rhs.equalityComparisonImpl(lhs_v);
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator==(Approx const& lhs, const T& rhs)
		{
			return operator==(rhs, lhs);
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator!=(T const& lhs, Approx const& rhs)
		{
			return !operator==(lhs, rhs);
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator!=(Approx const& lhs, T const& rhs)
		{
			return !operator==(rhs, lhs);
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator<=(T const& lhs, Approx const& rhs)
		{
			return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator<=(Approx const& lhs, T const& rhs)
		{
			return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator>=(T const& lhs, Approx const& rhs)
		{
			return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		friend bool operator>=(Approx const& lhs, T const& rhs)
		{
			return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		Approx& epsilon(T const& newEpsilon)
		{
			double epsilonAsDouble = static_cast<double>(newEpsilon);
			setEpsilon(epsilonAsDouble);
			return *this;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		Approx& margin(T const& newMargin)
		{
			double marginAsDouble = static_cast<double>(newMargin);
			setMargin(marginAsDouble);
			return *this;
		}

		template<typename T,
				 typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
		Approx& scale(T const& newScale)
		{
			m_scale = static_cast<double>(newScale);
			return *this;
		}

		std::string toString() const;

	  private:
		double m_epsilon;
		double m_margin;
		double m_scale;
		double m_value;
	};
} // end namespace Detail

namespace literals
{
	Detail::Approx operator"" _a(long double val);
	Detail::Approx operator"" _a(unsigned long long val);
} // end namespace literals

template<>
struct StringMaker<Catch::Detail::Approx>
{
	static std::string convert(Catch::Detail::Approx const& value);
};

} // end namespace Catch

// end catch_approx.h
// start catch_string_manip.h

#include <iosfwd>
#include <string>
#include <vector>

namespace Catch
{
bool startsWith(std::string const& s, std::string const& prefix);
bool startsWith(std::string const& s, char prefix);
bool endsWith(std::string const& s, std::string const& suffix);
bool endsWith(std::string const& s, char suffix);
bool contains(std::string const& s, std::string const& infix);
void toLowerInPlace(std::string& s);
std::string toLower(std::string const& s);
std::string trim(std::string const& str);

// !!! Be aware, returns refs into original string - make sure original string outlives them
std::vector<StringRef> splitStringRef(StringRef str, char delimiter);
bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis);

struct pluralise
{
	pluralise(std::size_t count, std::string const& label);

	friend std::ostream& operator<<(std::ostream& os, pluralise const& pluraliser);

	std::size_t m_count;
	std::string m_label;
};
} // namespace Catch

// end catch_string_manip.h
#ifndef CATCH_CONFIG_DISABLE_MATCHERS
// start catch_capture_matchers.h

// start catch_matchers.h

#include <string>
#include <vector>

namespace Catch
{
namespace Matchers
{
	namespace Impl
	{
		template<typename ArgT>
		struct MatchAllOf;
		template<typename ArgT>
		struct MatchAnyOf;
		template<typename ArgT>
		struct MatchNotOf;

		class MatcherUntypedBase
		{
		  public:
			MatcherUntypedBase() = default;
			MatcherUntypedBase(MatcherUntypedBase const&) = default;
			MatcherUntypedBase& operator=(MatcherUntypedBase const&) = delete;
			std::string toString() const;

		  protected:
			virtual ~MatcherUntypedBase();
			virtual std::string describe() const = 0;
			mutable std::string m_cachedToString;
		};

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wnon-virtual-dtor"
#endif

		template<typename ObjectT>
		struct MatcherMethod
		{
			virtual bool match(ObjectT const& arg) const = 0;
		};

#if defined(__OBJC__)
		// Hack to fix Catch GH issue #1661. Could use id for generic Object support.
		// use of const for Object pointers is very uncommon and under ARC it causes some kind of
		// signature mismatch that breaks compilation
		template<>
		struct MatcherMethod<NSString*>
		{
			virtual bool match(NSString* arg) const = 0;
		};
#endif

#ifdef __clang__
#pragma clang diagnostic pop
#endif

		template<typename T>
		struct MatcherBase : MatcherUntypedBase, MatcherMethod<T>
		{
			MatchAllOf<T> operator&&(MatcherBase const& other) const;
			MatchAnyOf<T> operator||(MatcherBase const& other) const;
			MatchNotOf<T> operator!() const;
		};

		template<typename ArgT>
		struct MatchAllOf : MatcherBase<ArgT>
		{
			bool match(ArgT const& arg) const override
			{
				for(auto matcher : m_matchers)
				{
					if(!matcher->match(arg))
						return false;
				}
				return true;
			}
			std::string describe() const override
			{
				std::string description;
				description.reserve(4 + m_matchers.size() * 32);
				description += "( ";
				bool first = true;
				for(auto matcher : m_matchers)
				{
					if(first)
						first = false;
					else
						description += " and ";
					description += matcher->toString();
				}
				description += " )";
				return description;
			}

			MatchAllOf<ArgT>& operator&&(MatcherBase<ArgT> const& other)
			{
				m_matchers.push_back(&other);
				return *this;
			}

			std::vector<MatcherBase<ArgT> const*> m_matchers;
		};
		template<typename ArgT>
		struct MatchAnyOf : MatcherBase<ArgT>
		{
			bool match(ArgT const& arg) const override
			{
				for(auto matcher : m_matchers)
				{
					if(matcher->match(arg))
						return true;
				}
				return false;
			}
			std::string describe() const override
			{
				std::string description;
				description.reserve(4 + m_matchers.size() * 32);
				description += "( ";
				bool first = true;
				for(auto matcher : m_matchers)
				{
					if(first)
						first = false;
					else
						description += " or ";
					description += matcher->toString();
				}
				description += " )";
				return description;
			}

			MatchAnyOf<ArgT>& operator||(MatcherBase<ArgT> const& other)
			{
				m_matchers.push_back(&other);
				return *this;
			}

			std::vector<MatcherBase<ArgT> const*> m_matchers;
		};

		template<typename ArgT>
		struct MatchNotOf : MatcherBase<ArgT>
		{
			MatchNotOf(MatcherBase<ArgT> const& underlyingMatcher)
				: m_underlyingMatcher(underlyingMatcher)
			{
			}

			bool match(ArgT const& arg) const override
			{
				return !m_underlyingMatcher.match(arg);
			}

			std::string describe() const override
			{
				return "not " + m_underlyingMatcher.toString();
			}
			MatcherBase<ArgT> const& m_underlyingMatcher;
		};

		template<typename T>
		MatchAllOf<T> MatcherBase<T>::operator&&(MatcherBase const& other) const
		{
			return MatchAllOf<T>() && *this && other;
		}
		template<typename T>
		MatchAnyOf<T> MatcherBase<T>::operator||(MatcherBase const& other) const
		{
			return MatchAnyOf<T>() || *this || other;
		}
		template<typename T>
		MatchNotOf<T> MatcherBase<T>::operator!() const
		{
			return MatchNotOf<T>(*this);
		}

	} // namespace Impl

} // namespace Matchers

using namespace Matchers;
using Matchers::Impl::MatcherBase;

} // namespace Catch

// end catch_matchers.h
// start catch_matchers_floating.h

#include <cmath>
#include <type_traits>

namespace Catch
{
namespace Matchers
{
	namespace Floating
	{
		enum class FloatingPointKind : uint8_t;

		struct WithinAbsMatcher : MatcherBase<double>
		{
			WithinAbsMatcher(double target, double margin);
			bool match(double const& matchee) const override;
			std::string describe() const override;

		  private:
			double m_target;
			double m_margin;
		};

		struct WithinUlpsMatcher : MatcherBase<double>
		{
			WithinUlpsMatcher(double target, int ulps, FloatingPointKind baseType);
			bool match(double const& matchee) const override;
			std::string describe() const override;

		  private:
			double m_target;
			int m_ulps;
			FloatingPointKind m_type;
		};

	} // namespace Floating

	// The following functions create the actual matcher objects.
	// This allows the types to be inferred
	Floating::WithinUlpsMatcher WithinULP(double target, int maxUlpDiff);
	Floating::WithinUlpsMatcher WithinULP(float target, int maxUlpDiff);
	Floating::WithinAbsMatcher WithinAbs(double target, double margin);

} // namespace Matchers
} // namespace Catch

// end catch_matchers_floating.h
// start catch_matchers_generic.hpp

#include <functional>
#include <string>

namespace Catch
{
namespace Matchers
{
	namespace Generic
	{
		namespace Detail
		{
			std::string finalizeDescription(const std::string& desc);
		}

		template<typename T>
		class PredicateMatcher : public MatcherBase<T>
		{
			std::function<bool(T const&)> m_predicate;
			std::string m_description;

		  public:
			PredicateMatcher(std::function<bool(T const&)> const& elem, std::string const& descr)
				: m_predicate(std::move(elem)), m_description(Detail::finalizeDescription(descr))
			{
			}

			bool match(T const& item) const override
			{
				return m_predicate(item);
			}

			std::string describe() const override
			{
				return m_description;
			}
		};

	} // namespace Generic

	// The following functions create the actual matcher objects.
	// The user has to explicitly specify type to the function, because
	// inferring std::function<bool(T const&)> is hard (but possible) and
	// requires a lot of TMP.
	template<typename T>
	Generic::PredicateMatcher<T> Predicate(std::function<bool(T const&)> const& predicate,
										   std::string const& description = "")
	{
		return Generic::PredicateMatcher<T>(predicate, description);
	}

} // namespace Matchers
} // namespace Catch

// end catch_matchers_generic.hpp
// start catch_matchers_string.h

#include <string>

namespace Catch
{
namespace Matchers
{
	namespace StdString
	{
		struct CasedString
		{
			CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity);
			std::string adjustString(std::string const& str) const;
			std::string caseSensitivitySuffix() const;

			CaseSensitive::Choice m_caseSensitivity;
			std::string m_str;
		};

		struct StringMatcherBase : MatcherBase<std::string>
		{
			StringMatcherBase(std::string const& operation, CasedString const& comparator);
			std::string describe() const override;

			CasedString m_comparator;
			std::string m_operation;
		};

		struct EqualsMatcher : StringMatcherBase
		{
			EqualsMatcher(CasedString const& comparator);
			bool match(std::string const& source) const override;
		};
		struct ContainsMatcher : StringMatcherBase
		{
			ContainsMatcher(CasedString const& comparator);
			bool match(std::string const& source) const override;
		};
		struct StartsWithMatcher : StringMatcherBase
		{
			StartsWithMatcher(CasedString const& comparator);
			bool match(std::string const& source) const override;
		};
		struct EndsWithMatcher : StringMatcherBase
		{
			EndsWithMatcher(CasedString const& comparator);
			bool match(std::string const& source) const override;
		};

		struct RegexMatcher : MatcherBase<std::string>
		{
			RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity);
			bool match(std::string const& matchee) const override;
			std::string describe() const override;

		  private:
			std::string m_regex;
			CaseSensitive::Choice m_caseSensitivity;
		};

	} // namespace StdString

	// The following functions create the actual matcher objects.
	// This allows the types to be inferred

	StdString::EqualsMatcher Equals(std::string const& str,
									CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
	StdString::ContainsMatcher Contains(std::string const& str,
										CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
	StdString::EndsWithMatcher EndsWith(std::string const& str,
										CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
	StdString::StartsWithMatcher
		StartsWith(std::string const& str,
				   CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
	StdString::RegexMatcher Matches(std::string const& regex,
									CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);

} // namespace Matchers
} // namespace Catch

// end catch_matchers_string.h
// start catch_matchers_vector.h

#include <algorithm>

namespace Catch
{
namespace Matchers
{
	namespace Vector
	{
		template<typename T>
		struct ContainsElementMatcher : MatcherBase<std::vector<T>>
		{
			ContainsElementMatcher(T const& comparator) : m_comparator(comparator) {}

			bool match(std::vector<T> const& v) const override
			{
				for(auto const& el : v)
				{
					if(el == m_comparator)
					{
						return true;
					}
				}
				return false;
			}

			std::string describe() const override
			{
				return "Contains: " + ::Catch::Detail::stringify(m_comparator);
			}

			T const& m_comparator;
		};

		template<typename T>
		struct ContainsMatcher : MatcherBase<std::vector<T>>
		{
			ContainsMatcher(std::vector<T> const& comparator) : m_comparator(comparator) {}

			bool match(std::vector<T> const& v) const override
			{
				// !TBD: see note in EqualsMatcher
				if(m_comparator.size() > v.size())
					return false;
				for(auto const& comparator : m_comparator)
				{
					auto present = false;
					for(const auto& el : v)
					{
						if(el == comparator)
						{
							present = true;
							break;
						}
					}
					if(!present)
					{
						return false;
					}
				}
				return true;
			}
			std::string describe() const override
			{
				return "Contains: " + ::Catch::Detail::stringify(m_comparator);
			}

			std::vector<T> const& m_comparator;
		};

		template<typename T>
		struct EqualsMatcher : MatcherBase<std::vector<T>>
		{
			EqualsMatcher(std::vector<T> const& comparator) : m_comparator(comparator) {}

			bool match(std::vector<T> const& v) const override
			{
				// !TBD: This currently works if all elements can be compared using !=
				// - a more general approach would be via a compare template that defaults
				// to using !=. but could be specialised for, e.g. std::vector<T> etc
				// - then just call that directly
				if(m_comparator.size() != v.size())
					return false;
				for(std::size_t i = 0; i < v.size(); ++i)
					if(m_comparator[i] != v[i])
						return false;
				return true;
			}
			std::string describe() const override
			{
				return "Equals: " + ::Catch::Detail::stringify(m_comparator);
			}
			std::vector<T> const& m_comparator;
		};

		template<typename T>
		struct ApproxMatcher : MatcherBase<std::vector<T>>
		{
			ApproxMatcher(std::vector<T> const& comparator) : m_comparator(comparator) {}

			bool match(std::vector<T> const& v) const override
			{
				if(m_comparator.size() != v.size())
					return false;
				for(std::size_t i = 0; i < v.size(); ++i)
					if(m_comparator[i] != approx(v[i]))
						return false;
				return true;
			}
			std::string describe() const override
			{
				return "is approx: " + ::Catch::Detail::stringify(m_comparator);
			}
			template<
				typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			ApproxMatcher& epsilon(T const& newEpsilon)
			{
				approx.epsilon(newEpsilon);
				return *this;
			}
			template<
				typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			ApproxMatcher& margin(T const& newMargin)
			{
				approx.margin(newMargin);
				return *this;
			}
			template<
				typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			ApproxMatcher& scale(T const& newScale)
			{
				approx.scale(newScale);
				return *this;
			}

			std::vector<T> const& m_comparator;
			mutable Catch::Detail::Approx approx = Catch::Detail::Approx::custom();
		};

		template<typename T>
		struct UnorderedEqualsMatcher : MatcherBase<std::vector<T>>
		{
			UnorderedEqualsMatcher(std::vector<T> const& target) : m_target(target) {}
			bool match(std::vector<T> const& vec) const override
			{
				// Note: This is a reimplementation of std::is_permutation,
				//       because I don't want to include <algorithm> inside the common path
				if(m_target.size() != vec.size())
				{
					return false;
				}
				return std::is_permutation(m_target.begin(), m_target.end(), vec.begin());
			}

			std::string describe() const override
			{
				return "UnorderedEquals: " + ::Catch::Detail::stringify(m_target);
			}

		  private:
			std::vector<T> const& m_target;
		};

	} // namespace Vector

	// The following functions create the actual matcher objects.
	// This allows the types to be inferred

	template<typename T>
	Vector::ContainsMatcher<T> Contains(std::vector<T> const& comparator)
	{
		return Vector::ContainsMatcher<T>(comparator);
	}

	template<typename T>
	Vector::ContainsElementMatcher<T> VectorContains(T const& comparator)
	{
		return Vector::ContainsElementMatcher<T>(comparator);
	}

	template<typename T>
	Vector::EqualsMatcher<T> Equals(std::vector<T> const& comparator)
	{
		return Vector::EqualsMatcher<T>(comparator);
	}

	template<typename T>
	Vector::ApproxMatcher<T> Approx(std::vector<T> const& comparator)
	{
		return Vector::ApproxMatcher<T>(comparator);
	}

	template<typename T>
	Vector::UnorderedEqualsMatcher<T> UnorderedEquals(std::vector<T> const& target)
	{
		return Vector::UnorderedEqualsMatcher<T>(target);
	}

} // namespace Matchers
} // namespace Catch

// end catch_matchers_vector.h
namespace Catch
{
template<typename ArgT, typename MatcherT>
class MatchExpr : public ITransientExpression
{
	ArgT const& m_arg;
	MatcherT m_matcher;
	StringRef m_matcherString;

  public:
	MatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString)
		: ITransientExpression{true, matcher.match(arg)}, m_arg(arg), m_matcher(matcher),
		  m_matcherString(matcherString)
	{
	}

	void streamReconstructedExpression(std::ostream& os) const override
	{
		auto matcherAsString = m_matcher.toString();
		os << Catch::Detail::stringify(m_arg) << ' ';
		if(matcherAsString == Detail::unprintableString)
			os << m_matcherString;
		else
			os << matcherAsString;
	}
};

using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher,
							  StringRef const& matcherString);

template<typename ArgT, typename MatcherT>
auto makeMatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString)
	-> MatchExpr<ArgT, MatcherT>
{
	return MatchExpr<ArgT, MatcherT>(arg, matcher, matcherString);
}

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT(macroName, matcher, resultDisposition, arg)           \
	do                                                                            \
	{                                                                             \
		Catch::AssertionHandler catchAssertionHandler(                            \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO,                        \
			CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), \
			resultDisposition);                                                   \
		INTERNAL_CATCH_TRY                                                        \
		{                                                                         \
			catchAssertionHandler.handleExpr(                                     \
				Catch::makeMatchExpr(arg, matcher, #matcher##_catch_sr));         \
		}                                                                         \
		INTERNAL_CATCH_CATCH(catchAssertionHandler)                               \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                               \
	} while(false)

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_MATCHES(macroName, exceptionType, resultDisposition, matcher, ...) \
	do                                                                                           \
	{                                                                                            \
		Catch::AssertionHandler catchAssertionHandler(                                           \
			macroName##_catch_sr, CATCH_INTERNAL_LINEINFO,                                       \
			CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(                 \
				exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher),                           \
			resultDisposition);                                                                  \
		if(catchAssertionHandler.allowThrows())                                                  \
			try                                                                                  \
			{                                                                                    \
				static_cast<void>(__VA_ARGS__);                                                  \
				catchAssertionHandler.handleUnexpectedExceptionNotThrown();                      \
			}                                                                                    \
			catch(exceptionType const& ex)                                                       \
			{                                                                                    \
				catchAssertionHandler.handleExpr(                                                \
					Catch::makeMatchExpr(ex, matcher, #matcher##_catch_sr));                     \
			}                                                                                    \
			catch(...)                                                                           \
			{                                                                                    \
				catchAssertionHandler.handleUnexpectedInflightException();                       \
			}                                                                                    \
		else                                                                                     \
			catchAssertionHandler.handleThrowingCallSkipped();                                   \
		INTERNAL_CATCH_REACT(catchAssertionHandler)                                              \
	} while(false)

// end catch_capture_matchers.h
#endif
// start catch_generators.hpp

// start catch_interfaces_generatortracker.h

#include <memory>

namespace Catch
{
namespace Generators
{
	class GeneratorUntypedBase
	{
	  public:
		GeneratorUntypedBase() = default;
		virtual ~GeneratorUntypedBase();
		// Attempts to move the generator to the next element
		//
		// Returns true iff the move succeeded (and a valid element
		// can be retrieved).
		virtual bool next() = 0;
	};
	using GeneratorBasePtr = std::unique_ptr<GeneratorUntypedBase>;

} // namespace Generators

struct IGeneratorTracker
{
	virtual ~IGeneratorTracker();
	virtual auto hasGenerator() const -> bool = 0;
	virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
	virtual void setGenerator(Generators::GeneratorBasePtr&& generator) = 0;
};

} // namespace Catch

// end catch_interfaces_generatortracker.h
// start catch_enforce.h

#include <exception>

namespace Catch
{
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
template<typename Ex>
[[noreturn]] void throw_exception(Ex const& e)
{
	throw e;
}
#else // ^^ Exceptions are enabled //  Exceptions are disabled vv
[[noreturn]] void throw_exception(std::exception const& e);
#endif

[[noreturn]] void throw_logic_error(std::string const& msg);
[[noreturn]] void throw_domain_error(std::string const& msg);
[[noreturn]] void throw_runtime_error(std::string const& msg);

} // namespace Catch

#define CATCH_MAKE_MSG(...) (Catch::ReusableStringStream() << __VA_ARGS__).str()

#define CATCH_INTERNAL_ERROR(...) \
	Catch::throw_logic_error(     \
		CATCH_MAKE_MSG(CATCH_INTERNAL_LINEINFO << ": Internal Catch2 error: " << __VA_ARGS__));

#define CATCH_ERROR(...) Catch::throw_domain_error(CATCH_MAKE_MSG(__VA_ARGS__));

#define CATCH_RUNTIME_ERROR(...) Catch::throw_runtime_error(CATCH_MAKE_MSG(__VA_ARGS__));

#define CATCH_ENFORCE(condition, ...) \
	do                                \
	{                                 \
		if(!(condition))              \
			CATCH_ERROR(__VA_ARGS__); \
	} while(false)

// end catch_enforce.h
#include <cassert>
#include <memory>
#include <vector>

#include <exception>
#include <utility>

namespace Catch
{
class GeneratorException : public std::exception
{
	const char* const m_msg = "";

  public:
	GeneratorException(const char* msg) : m_msg(msg) {}

	const char* what() const noexcept override final;
};

namespace Generators
{
	// !TBD move this into its own location?
	namespace pf
	{
		template<typename T, typename... Args>
		std::unique_ptr<T> make_unique(Args&&... args)
		{
			return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
		}
	} // namespace pf

	template<typename T>
	struct IGenerator : GeneratorUntypedBase
	{
		virtual ~IGenerator() = default;

		// Returns the current element of the generator
		//
		// \Precondition The generator is either freshly constructed,
		// or the last call to `next()` returned true
		virtual T const& get() const = 0;
		using type = T;
	};

	template<typename T>
	class SingleValueGenerator final : public IGenerator<T>
	{
		T m_value;

	  public:
		SingleValueGenerator(T const& value) : m_value(value) {}
		SingleValueGenerator(T&& value) : m_value(std::move(value)) {}

		T const& get() const override
		{
			return m_value;
		}
		bool next() override
		{
			return false;
		}
	};

	template<typename T>
	class FixedValuesGenerator final : public IGenerator<T>
	{
		static_assert(!std::is_same<T, bool>::value,
					  "ValuesGenerator does not support bools because of std::vector<bool>"
					  "specialization, use SingleValue Generator instead.");
		std::vector<T> m_values;
		size_t m_idx = 0;

	  public:
		FixedValuesGenerator(std::initializer_list<T> values) : m_values(values) {}

		T const& get() const override
		{
			return m_values[m_idx];
		}
		bool next() override
		{
			++m_idx;
			return m_idx < m_values.size();
		}
	};

	template<typename T>
	class GeneratorWrapper final
	{
		std::unique_ptr<IGenerator<T>> m_generator;

	  public:
		GeneratorWrapper(std::unique_ptr<IGenerator<T>> generator)
			: m_generator(std::move(generator))
		{
		}
		T const& get() const
		{
			return m_generator->get();
		}
		bool next()
		{
			return m_generator->next();
		}
	};

	template<typename T>
	GeneratorWrapper<T> value(T&& value)
	{
		return GeneratorWrapper<T>(
			pf::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
	}
	template<typename T>
	GeneratorWrapper<T> values(std::initializer_list<T> values)
	{
		return GeneratorWrapper<T>(pf::make_unique<FixedValuesGenerator<T>>(values));
	}

	template<typename T>
	class Generators : public IGenerator<T>
	{
		std::vector<GeneratorWrapper<T>> m_generators;
		size_t m_current = 0;

		void populate(GeneratorWrapper<T>&& generator)
		{
			m_generators.emplace_back(std::move(generator));
		}
		void populate(T&& val)
		{
			m_generators.emplace_back(value(std::move(val)));
		}
		template<typename U>
		void populate(U&& val)
		{
			populate(T(std::move(val)));
		}
		template<typename U, typename... Gs>
		void populate(U&& valueOrGenerator, Gs... moreGenerators)
		{
			populate(std::forward<U>(valueOrGenerator));
			populate(std::forward<Gs>(moreGenerators)...);
		}

	  public:
		template<typename... Gs>
		Generators(Gs... moreGenerators)
		{
			m_generators.reserve(sizeof...(Gs));
			populate(std::forward<Gs>(moreGenerators)...);
		}

		T const& get() const override
		{
			return m_generators[m_current].get();
		}

		bool next() override
		{
			if(m_current >= m_generators.size())
			{
				return false;
			}
			const bool current_status = m_generators[m_current].next();
			if(!current_status)
			{
				++m_current;
			}
			return m_current < m_generators.size();
		}
	};

	template<typename... Ts>
	GeneratorWrapper<std::tuple<Ts...>>
		table(std::initializer_list<std::tuple<typename std::decay<Ts>::type...>> tuples)
	{
		return values<std::tuple<Ts...>>(tuples);
	}

	// Tag type to signal that a generator sequence should convert arguments to a specific type
	template<typename T>
	struct as
	{
	};

	template<typename T, typename... Gs>
	auto makeGenerators(GeneratorWrapper<T>&& generator, Gs... moreGenerators) -> Generators<T>
	{
		return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
	}
	template<typename T>
	auto makeGenerators(GeneratorWrapper<T>&& generator) -> Generators<T>
	{
		return Generators<T>(std::move(generator));
	}
	template<typename T, typename... Gs>
	auto makeGenerators(T&& val, Gs... moreGenerators) -> Generators<T>
	{
		return makeGenerators(value(std::forward<T>(val)), std::forward<Gs>(moreGenerators)...);
	}
	template<typename T, typename U, typename... Gs>
	auto makeGenerators(as<T>, U&& val, Gs... moreGenerators) -> Generators<T>
	{
		return makeGenerators(value(T(std::forward<U>(val))), std::forward<Gs>(moreGenerators)...);
	}

	auto acquireGeneratorTracker(SourceLineInfo const& lineInfo) -> IGeneratorTracker&;

	template<typename L>
	// Note: The type after -> is weird, because VS2015 cannot parse
	//       the expression used in the typedef inside, when it is in
	//       return type. Yeah.
	auto generate(SourceLineInfo const& lineInfo, L const& generatorExpression)
		-> decltype(std::declval<decltype(generatorExpression())>().get())
	{
		using UnderlyingType = typename decltype(generatorExpression())::type;

		IGeneratorTracker& tracker = acquireGeneratorTracker(lineInfo);
		if(!tracker.hasGenerator())
		{
			tracker.setGenerator(
				pf::make_unique<Generators<UnderlyingType>>(generatorExpression()));
		}

		auto const& generator =
			static_cast<IGenerator<UnderlyingType> const&>(*tracker.getGenerator());
		return generator.get();
	}

} // namespace Generators
} // namespace Catch

#define GENERATE(...)                                         \
	Catch::Generators::generate(CATCH_INTERNAL_LINEINFO, [] { \
		using namespace Catch::Generators;                    \
		return makeGenerators(__VA_ARGS__);                   \
	})
#define GENERATE_COPY(...)                                     \
	Catch::Generators::generate(CATCH_INTERNAL_LINEINFO, [=] { \
		using namespace Catch::Generators;                     \
		return makeGenerators(__VA_ARGS__);                    \
	})
#define GENERATE_REF(...)                                      \
	Catch::Generators::generate(CATCH_INTERNAL_LINEINFO, [&] { \
		using namespace Catch::Generators;                     \
		return makeGenerators(__VA_ARGS__);                    \
	})

// end catch_generators.hpp
// start catch_generators_generic.hpp

namespace Catch
{
namespace Generators
{
	template<typename T>
	class TakeGenerator : public IGenerator<T>
	{
		GeneratorWrapper<T> m_generator;
		size_t m_returned = 0;
		size_t m_target;

	  public:
		TakeGenerator(size_t target, GeneratorWrapper<T>&& generator)
			: m_generator(std::move(generator)), m_target(target)
		{
			assert(target != 0 && "Empty generators are not allowed");
		}
		T const& get() const override
		{
			return m_generator.get();
		}
		bool next() override
		{
			++m_returned;
			if(m_returned >= m_target)
			{
				return false;
			}

			const auto success = m_generator.next();
			// If the underlying generator does not contain enough values
			// then we cut short as well
			if(!success)
			{
				m_returned = m_target;
			}
			return success;
		}
	};

	template<typename T>
	GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator)
	{
		return GeneratorWrapper<T>(pf::make_unique<TakeGenerator<T>>(target, std::move(generator)));
	}

	template<typename T, typename Predicate>
	class FilterGenerator : public IGenerator<T>
	{
		GeneratorWrapper<T> m_generator;
		Predicate m_predicate;

	  public:
		template<typename P = Predicate>
		FilterGenerator(P&& pred, GeneratorWrapper<T>&& generator)
			: m_generator(std::move(generator)), m_predicate(std::forward<P>(pred))
		{
			if(!m_predicate(m_generator.get()))
			{
				// It might happen that there are no values that pass the
				// filter. In that case we throw an exception.
				auto has_initial_value = next();
				if(!has_initial_value)
				{
					Catch::throw_exception(
						GeneratorException("No valid value found in filtered generator"));
				}
			}
		}

		T const& get() const override
		{
			return m_generator.get();
		}

		bool next() override
		{
			bool success = m_generator.next();
			if(!success)
			{
				return false;
			}
			while(!m_predicate(m_generator.get()) && (success = m_generator.next()) == true)
				;
			return success;
		}
	};

	template<typename T, typename Predicate>
	GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator)
	{
		return GeneratorWrapper<T>(
			std::unique_ptr<IGenerator<T>>(pf::make_unique<FilterGenerator<T, Predicate>>(
				std::forward<Predicate>(pred), std::move(generator))));
	}

	template<typename T>
	class RepeatGenerator : public IGenerator<T>
	{
		static_assert(!std::is_same<T, bool>::value,
					  "RepeatGenerator currently does not support bools"
					  "because of std::vector<bool> specialization");
		GeneratorWrapper<T> m_generator;
		mutable std::vector<T> m_returned;
		size_t m_target_repeats;
		size_t m_current_repeat = 0;
		size_t m_repeat_index = 0;

	  public:
		RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator)
			: m_generator(std::move(generator)), m_target_repeats(repeats)
		{
			assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
		}

		T const& get() const override
		{
			if(m_current_repeat == 0)
			{
				m_returned.push_back(m_generator.get());
				return m_returned.back();
			}
			return m_returned[m_repeat_index];
		}

		bool next() override
		{
			// There are 2 basic cases:
			// 1) We are still reading the generator
			// 2) We are reading our own cache

			// In the first case, we need to poke the underlying generator.
			// If it happily moves, we are left in that state, otherwise it is time to start reading
			// from our cache
			if(m_current_repeat == 0)
			{
				const auto success = m_generator.next();
				if(!success)
				{
					++m_current_repeat;
				}
				return m_current_repeat < m_target_repeats;
			}

			// In the second case, we need to move indices forward and check that we haven't run up
			// against the end
			++m_repeat_index;
			if(m_repeat_index == m_returned.size())
			{
				m_repeat_index = 0;
				++m_current_repeat;
			}
			return m_current_repeat < m_target_repeats;
		}
	};

	template<typename T>
	GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator)
	{
		return GeneratorWrapper<T>(
			pf::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
	}

	template<typename T, typename U, typename Func>
	class MapGenerator : public IGenerator<T>
	{
		// TBD: provide static assert for mapping function, for friendly error message
		GeneratorWrapper<U> m_generator;
		Func m_function;
		// To avoid returning dangling reference, we have to save the values
		T m_cache;

	  public:
		template<typename F2 = Func>
		MapGenerator(F2&& function, GeneratorWrapper<U>&& generator)
			: m_generator(std::move(generator)), m_function(std::forward<F2>(function)),
			  m_cache(m_function(m_generator.get()))
		{
		}

		T const& get() const override
		{
			return m_cache;
		}
		bool next() override
		{
			const auto success = m_generator.next();
			if(success)
			{
				m_cache = m_function(m_generator.get());
			}
			return success;
		}
	};

#if defined(__cpp_lib_is_invocable) && __cpp_lib_is_invocable >= 201703
	// std::result_of is deprecated in C++17 and removed in C++20. Hence, it is
	// replaced with std::invoke_result here. Also *_t format is preferred over
	// typename *::type format.
	template<typename Func, typename U>
	using MapFunctionReturnType =
		std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U>>>;
#else
	template<typename Func, typename U>
	using MapFunctionReturnType = typename std::remove_reference<
		typename std::remove_cv<typename std::result_of<Func(U)>::type>::type>::type;
#endif

	template<typename Func, typename U, typename T = MapFunctionReturnType<Func, U>>
	GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator)
	{
		return GeneratorWrapper<T>(pf::make_unique<MapGenerator<T, U, Func>>(
			std::forward<Func>(function), std::move(generator)));
	}

	template<typename T, typename U, typename Func>
	GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator)
	{
		return GeneratorWrapper<T>(pf::make_unique<MapGenerator<T, U, Func>>(
			std::forward<Func>(function), std::move(generator)));
	}

	template<typename T>
	class ChunkGenerator final : public IGenerator<std::vector<T>>
	{
		std::vector<T> m_chunk;
		size_t m_chunk_size;
		GeneratorWrapper<T> m_generator;
		bool m_used_up = false;

	  public:
		ChunkGenerator(size_t size, GeneratorWrapper<T> generator)
			: m_chunk_size(size), m_generator(std::move(generator))
		{
			m_chunk.reserve(m_chunk_size);
			if(m_chunk_size != 0)
			{
				m_chunk.push_back(m_generator.get());
				for(size_t i = 1; i < m_chunk_size; ++i)
				{
					if(!m_generator.next())
					{
						Catch::throw_exception(
							GeneratorException("Not enough values to initialize the first chunk"));
					}
					m_chunk.push_back(m_generator.get());
				}
			}
		}
		std::vector<T> const& get() const override
		{
			return m_chunk;
		}
		bool next() override
		{
			m_chunk.clear();
			for(size_t idx = 0; idx < m_chunk_size; ++idx)
			{
				if(!m_generator.next())
				{
					return false;
				}
				m_chunk.push_back(m_generator.get());
			}
			return true;
		}
	};

	template<typename T>
	GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator)
	{
		return GeneratorWrapper<std::vector<T>>(
			pf::make_unique<ChunkGenerator<T>>(size, std::move(generator)));
	}

} // namespace Generators
} // namespace Catch

// end catch_generators_generic.hpp
// start catch_generators_specific.hpp

// start catch_context.h

#include <memory>

namespace Catch
{
struct IResultCapture;
struct IRunner;
struct IConfig;
struct IMutableContext;

using IConfigPtr = std::shared_ptr<IConfig const>;

struct IContext
{
	virtual ~IContext();

	virtual IResultCapture* getResultCapture() = 0;
	virtual IRunner* getRunner() = 0;
	virtual IConfigPtr const& getConfig() const = 0;
};

struct IMutableContext : IContext
{
	virtual ~IMutableContext();
	virtual void setResultCapture(IResultCapture* resultCapture) = 0;
	virtual void setRunner(IRunner* runner) = 0;
	virtual void setConfig(IConfigPtr const& config) = 0;

  private:
	static IMutableContext* currentContext;
	friend IMutableContext& getCurrentMutableContext();
	friend void cleanUpContext();
	static void createContext();
};

inline IMutableContext& getCurrentMutableContext()
{
	if(!IMutableContext::currentContext)
		IMutableContext::createContext();
	return *IMutableContext::currentContext;
}

inline IContext& getCurrentContext()
{
	return getCurrentMutableContext();
}

void cleanUpContext();
} // namespace Catch

// end catch_context.h
// start catch_interfaces_config.h

// start catch_option.hpp

namespace Catch
{
// An optional type
template<typename T>
class Option
{
  public:
	Option() : nullableValue(nullptr) {}
	Option(T const& _value) : nullableValue(new(storage) T(_value)) {}
	Option(Option const& _other) : nullableValue(_other ? new(storage) T(*_other) : nullptr) {}

	~Option()
	{
		reset();
	}

	Option& operator=(Option const& _other)
	{
		if(&_other != this)
		{
			reset();
			if(_other)
				nullableValue = new(storage) T(*_other);
		}
		return *this;
	}
	Option& operator=(T const& _value)
	{
		reset();
		nullableValue = new(storage) T(_value);
		return *this;
	}

	void reset()
	{
		if(nullableValue)
			nullableValue->~T();
		nullableValue = nullptr;
	}

	T& operator*()
	{
		return *nullableValue;
	}
	T const& operator*() const
	{
		return *nullableValue;
	}
	T* operator->()
	{
		return nullableValue;
	}
	const T* operator->() const
	{
		return nullableValue;
	}

	T valueOr(T const& defaultValue) const
	{
		return nullableValue ? *nullableValue : defaultValue;
	}

	bool some() const
	{
		return nullableValue != nullptr;
	}
	bool none() const
	{
		return nullableValue == nullptr;
	}

	bool operator!() const
	{
		return nullableValue == nullptr;
	}
	explicit operator bool() const
	{
		return some();
	}

  private:
	T* nullableValue;
	alignas(alignof(T)) char storage[sizeof(T)];
};

} // end namespace Catch

// end catch_option.hpp
#include <iosfwd>
#include <memory>
#include <string>
#include <vector>

namespace Catch
{
enum class Verbosity
{
	Quiet = 0,
	Normal,
	High
};

struct WarnAbout
{
	enum What
	{
		Nothing = 0x00,
		NoAssertions = 0x01,
		NoTests = 0x02
	};
};

struct ShowDurations
{
	enum OrNot
	{
		DefaultForReporter,
		Always,
		Never
	};
};
struct RunTests
{
	enum InWhatOrder
	{
		InDeclarationOrder,
		InLexicographicalOrder,
		InRandomOrder
	};
};
struct UseColour
{
	enum YesOrNo
	{
		Auto,
		Yes,
		No
	};
};
struct WaitForKeypress
{
	enum When
	{
		Never,
		BeforeStart = 1,
		BeforeExit = 2,
		BeforeStartAndExit = BeforeStart | BeforeExit
	};
};

class TestSpec;

struct IConfig : NonCopyable
{
	virtual ~IConfig();

	virtual bool allowThrows() const = 0;
	virtual std::ostream& stream() const = 0;
	virtual std::string name() const = 0;
	virtual bool includeSuccessfulResults() const = 0;
	virtual bool shouldDebugBreak() const = 0;
	virtual bool warnAboutMissingAssertions() const = 0;
	virtual bool warnAboutNoTests() const = 0;
	virtual int abortAfter() const = 0;
	virtual bool showInvisibles() const = 0;
	virtual ShowDurations::OrNot showDurations() const = 0;
	virtual TestSpec const& testSpec() const = 0;
	virtual bool hasTestFilters() const = 0;
	virtual std::vector<std::string> const& getTestsOrTags() const = 0;
	virtual RunTests::InWhatOrder runOrder() const = 0;
	virtual unsigned int rngSeed() const = 0;
	virtual UseColour::YesOrNo useColour() const = 0;
	virtual std::vector<std::string> const& getSectionsToRun() const = 0;
	virtual Verbosity verbosity() const = 0;

	virtual bool benchmarkNoAnalysis() const = 0;
	virtual int benchmarkSamples() const = 0;
	virtual double benchmarkConfidenceInterval() const = 0;
	virtual unsigned int benchmarkResamples() const = 0;
};

using IConfigPtr = std::shared_ptr<IConfig const>;
} // namespace Catch

// end catch_interfaces_config.h
#include <random>

namespace Catch
{
namespace Generators
{
	template<typename Float>
	class RandomFloatingGenerator final : public IGenerator<Float>
	{
		// FIXME: What is the right seed?
		std::minstd_rand m_rand;
		std::uniform_real_distribution<Float> m_dist;
		Float m_current_number;

	  public:
		RandomFloatingGenerator(Float a, Float b)
			: m_rand(getCurrentContext().getConfig()->rngSeed()), m_dist(a, b)
		{
			static_cast<void>(next());
		}

		Float const& get() const override
		{
			return m_current_number;
		}
		bool next() override
		{
			m_current_number = m_dist(m_rand);
			return true;
		}
	};

	template<typename Integer>
	class RandomIntegerGenerator final : public IGenerator<Integer>
	{
		std::minstd_rand m_rand;
		std::uniform_int_distribution<Integer> m_dist;
		Integer m_current_number;

	  public:
		RandomIntegerGenerator(Integer a, Integer b)
			: m_rand(getCurrentContext().getConfig()->rngSeed()), m_dist(a, b)
		{
			static_cast<void>(next());
		}

		Integer const& get() const override
		{
			return m_current_number;
		}
		bool next() override
		{
			m_current_number = m_dist(m_rand);
			return true;
		}
	};

	// TODO: Ideally this would be also constrained against the various char types,
	//       but I don't expect users to run into that in practice.
	template<typename T>
	typename std::enable_if<std::is_integral<T>::value && !std::is_same<T, bool>::value,
							GeneratorWrapper<T>>::type
		random(T a, T b)
	{
		return GeneratorWrapper<T>(pf::make_unique<RandomIntegerGenerator<T>>(a, b));
	}

	template<typename T>
	typename std::enable_if<std::is_floating_point<T>::value, GeneratorWrapper<T>>::type random(T a,
																								T b)
	{
		return GeneratorWrapper<T>(pf::make_unique<RandomFloatingGenerator<T>>(a, b));
	}

	template<typename T>
	class RangeGenerator final : public IGenerator<T>
	{
		T m_current;
		T m_end;
		T m_step;
		bool m_positive;

	  public:
		RangeGenerator(T const& start, T const& end, T const& step)
			: m_current(start), m_end(end), m_step(step), m_positive(m_step > T(0))
		{
			assert(m_current != m_end && "Range start and end cannot be equal");
			assert(m_step != T(0) && "Step size cannot be zero");
			assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) &&
				   "Step moves away from end");
		}

		RangeGenerator(T const& start, T const& end)
			: RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
		{
		}

		T const& get() const override
		{
			return m_current;
		}

		bool next() override
		{
			m_current += m_step;
			return (m_positive) ? (m_current < m_end) : (m_current > m_end);
		}
	};

	template<typename T>
	GeneratorWrapper<T> range(T const& start, T const& end, T const& step)
	{
		static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value,
					  "Type must be an integer");
		return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end, step));
	}

	template<typename T>
	GeneratorWrapper<T> range(T const& start, T const& end)
	{
		static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value,
					  "Type must be an integer");
		return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end));
	}

} // namespace Generators
} // namespace Catch

// end catch_generators_specific.hpp

// These files are included here so the single_include script doesn't put them
// in the conditionally compiled sections
// start catch_test_case_info.h

#include <memory>
#include <string>
#include <vector>

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

namespace Catch
{
struct ITestInvoker;

struct TestCaseInfo
{
	enum SpecialProperties
	{
		None = 0,
		IsHidden = 1 << 1,
		ShouldFail = 1 << 2,
		MayFail = 1 << 3,
		Throws = 1 << 4,
		NonPortable = 1 << 5,
		Benchmark = 1 << 6
	};

	TestCaseInfo(std::string const& _name, std::string const& _className,
				 std::string const& _description, std::vector<std::string> const& _tags,
				 SourceLineInfo const& _lineInfo);

	friend void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags);

	bool isHidden() const;
	bool throws() const;
	bool okToFail() const;
	bool expectedToFail() const;

	std::string tagsAsString() const;

	std::string name;
	std::string className;
	std::string description;
	std::vector<std::string> tags;
	std::vector<std::string> lcaseTags;
	SourceLineInfo lineInfo;
	SpecialProperties properties;
};

class TestCase : public TestCaseInfo
{
  public:
	TestCase(ITestInvoker* testCase, TestCaseInfo&& info);

	TestCase withName(std::string const& _newName) const;

	void invoke() const;

	TestCaseInfo const& getTestCaseInfo() const;

	bool operator==(TestCase const& other) const;
	bool operator<(TestCase const& other) const;

  private:
	std::shared_ptr<ITestInvoker> test;
};

TestCase makeTestCase(ITestInvoker* testCase, std::string const& className,
					  NameAndTags const& nameAndTags, SourceLineInfo const& lineInfo);
} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_case_info.h
// start catch_interfaces_runner.h

namespace Catch
{
struct IRunner
{
	virtual ~IRunner();
	virtual bool aborting() const = 0;
};
} // namespace Catch

// end catch_interfaces_runner.h

#ifdef __OBJC__
// start catch_objc.hpp

#import <objc/runtime.h>

#include <string>

// NB. Any general catch headers included here must be included
// in catch.hpp first to make sure they are included by the single
// header for non obj-usage

///////////////////////////////////////////////////////////////////////////////
// This protocol is really only here for (self) documenting purposes, since
// all its methods are optional.
@protocol OcFixture

@optional

- (void)setUp;
- (void)tearDown;

@end

namespace Catch
{
class OcMethod : public ITestInvoker
{
  public:
	OcMethod(Class cls, SEL sel) : m_cls(cls), m_sel(sel) {}

	virtual void invoke() const
	{
		id obj = [[m_cls alloc] init];

		performOptionalSelector(obj, @selector(setUp));
		performOptionalSelector(obj, m_sel);
		performOptionalSelector(obj, @selector(tearDown));

		arcSafeRelease(obj);
	}

  private:
	virtual ~OcMethod() {}

	Class m_cls;
	SEL m_sel;
};

namespace Detail
{
	inline std::string getAnnotation(Class cls, std::string const& annotationName,
									 std::string const& testCaseName)
	{
		NSString* selStr = [[NSString alloc]
			initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];
		SEL sel = NSSelectorFromString(selStr);
		arcSafeRelease(selStr);
		id value = performOptionalSelector(cls, sel);
		if(value)
			return [(NSString*)value UTF8String];
		return "";
	}
} // namespace Detail

inline std::size_t registerTestMethods()
{
	std::size_t noTestMethods = 0;
	int noClasses = objc_getClassList(nullptr, 0);

	Class* classes = (CATCH_UNSAFE_UNRETAINED Class*)malloc(sizeof(Class) * noClasses);
	objc_getClassList(classes, noClasses);

	for(int c = 0; c < noClasses; c++)
	{
		Class cls = classes[c];
		{
			u_int count;
			Method* methods = class_copyMethodList(cls, &count);
			for(u_int m = 0; m < count; m++)
			{
				SEL selector = method_getName(methods[m]);
				std::string methodName = sel_getName(selector);
				if(startsWith(methodName, "Catch_TestCase_"))
				{
					std::string testCaseName = methodName.substr(15);
					std::string name = Detail::getAnnotation(cls, "Name", testCaseName);
					std::string desc = Detail::getAnnotation(cls, "Description", testCaseName);
					const char* className = class_getName(cls);

					getMutableRegistryHub().registerTest(makeTestCase(
						new OcMethod(cls, selector), className,
						NameAndTags(name.c_str(), desc.c_str()), SourceLineInfo("", 0)));
					noTestMethods++;
				}
			}
			free(methods);
		}
	}
	return noTestMethods;
}

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)

namespace Matchers
{
	namespace Impl
	{
		namespace NSStringMatchers
		{
			struct StringHolder : MatcherBase<NSString*>
			{
				StringHolder(NSString* substr) : m_substr([substr copy]) {}
				StringHolder(StringHolder const& other) : m_substr([other.m_substr copy]) {}
				StringHolder()
				{
					arcSafeRelease(m_substr);
				}

				bool match(NSString* str) const override
				{
					return false;
				}

				NSString* CATCH_ARC_STRONG m_substr;
			};

			struct Equals : StringHolder
			{
				Equals(NSString* substr) : StringHolder(substr) {}

				bool match(NSString* str) const override
				{
					return (str != nil || m_substr == nil) && [str isEqualToString:m_substr];
				}

				std::string describe() const override
				{
					return "equals string: " + Catch::Detail::stringify(m_substr);
				}
			};

			struct Contains : StringHolder
			{
				Contains(NSString* substr) : StringHolder(substr) {}

				bool match(NSString* str) const override
				{
					return (str != nil || m_substr == nil) &&
						   [str rangeOfString:m_substr].location != NSNotFound;
				}

				std::string describe() const override
				{
					return "contains string: " + Catch::Detail::stringify(m_substr);
				}
			};

			struct StartsWith : StringHolder
			{
				StartsWith(NSString* substr) : StringHolder(substr) {}

				bool match(NSString* str) const override
				{
					return (str != nil || m_substr == nil) &&
						   [str rangeOfString:m_substr].location == 0;
				}

				std::string describe() const override
				{
					return "starts with: " + Catch::Detail::stringify(m_substr);
				}
			};
			struct EndsWith : StringHolder
			{
				EndsWith(NSString* substr) : StringHolder(substr) {}

				bool match(NSString* str) const override
				{
					return (str != nil || m_substr == nil) &&
						   [str rangeOfString:m_substr].location ==
							   [str length] - [m_substr length];
				}

				std::string describe() const override
				{
					return "ends with: " + Catch::Detail::stringify(m_substr);
				}
			};

		} // namespace NSStringMatchers
	} // namespace Impl

	inline Impl::NSStringMatchers::Equals Equals(NSString* substr)
	{
		return Impl::NSStringMatchers::Equals(substr);
	}

	inline Impl::NSStringMatchers::Contains Contains(NSString* substr)
	{
		return Impl::NSStringMatchers::Contains(substr);
	}

	inline Impl::NSStringMatchers::StartsWith StartsWith(NSString* substr)
	{
		return Impl::NSStringMatchers::StartsWith(substr);
	}

	inline Impl::NSStringMatchers::EndsWith EndsWith(NSString* substr)
	{
		return Impl::NSStringMatchers::EndsWith(substr);
	}

} // namespace Matchers

using namespace Matchers;

#endif // CATCH_CONFIG_DISABLE_MATCHERS

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define OC_MAKE_UNIQUE_NAME(root, uniqueSuffix) root##uniqueSuffix
#define OC_TEST_CASE2(name, desc, uniqueSuffix)                            \
	+(NSString*)OC_MAKE_UNIQUE_NAME(Catch_Name_test_, uniqueSuffix)        \
	{                                                                      \
		return @name;                                                      \
	}                                                                      \
	+(NSString*)OC_MAKE_UNIQUE_NAME(Catch_Description_test_, uniqueSuffix) \
	{                                                                      \
		return @desc;                                                      \
	}                                                                      \
	-(void)OC_MAKE_UNIQUE_NAME(Catch_TestCase_test_, uniqueSuffix)

#define OC_TEST_CASE(name, desc) OC_TEST_CASE2(name, desc, __LINE__)

// end catch_objc.hpp
#endif

// Benchmarking needs the externally-facing parts of reporters to work
#if defined(CATCH_CONFIG_EXTERNAL_INTERFACES) || defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_external_interfaces.h

// start catch_reporter_bases.hpp

// start catch_interfaces_reporter.h

// start catch_config.hpp

// start catch_test_spec_parser.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_test_spec.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_wildcard_pattern.h

namespace Catch
{
class WildcardPattern
{
	enum WildcardPosition
	{
		NoWildcard = 0,
		WildcardAtStart = 1,
		WildcardAtEnd = 2,
		WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
	};

  public:
	WildcardPattern(std::string const& pattern, CaseSensitive::Choice caseSensitivity);
	virtual ~WildcardPattern() = default;
	virtual bool matches(std::string const& str) const;

  private:
	std::string adjustCase(std::string const& str) const;
	CaseSensitive::Choice m_caseSensitivity;
	WildcardPosition m_wildcard = NoWildcard;
	std::string m_pattern;
};
} // namespace Catch

// end catch_wildcard_pattern.h
#include <memory>
#include <string>
#include <vector>

namespace Catch
{
struct IConfig;

class TestSpec
{
	class Pattern
	{
	  public:
		explicit Pattern(std::string const& name);
		virtual ~Pattern();
		virtual bool matches(TestCaseInfo const& testCase) const = 0;
		std::string const& name() const;

	  private:
		std::string const m_name;
	};
	using PatternPtr = std::shared_ptr<Pattern>;

	class NamePattern : public Pattern
	{
	  public:
		explicit NamePattern(std::string const& name, std::string const& filterString);
		bool matches(TestCaseInfo const& testCase) const override;

	  private:
		WildcardPattern m_wildcardPattern;
	};

	class TagPattern : public Pattern
	{
	  public:
		explicit TagPattern(std::string const& tag, std::string const& filterString);
		bool matches(TestCaseInfo const& testCase) const override;

	  private:
		std::string m_tag;
	};

	class ExcludedPattern : public Pattern
	{
	  public:
		explicit ExcludedPattern(PatternPtr const& underlyingPattern);
		bool matches(TestCaseInfo const& testCase) const override;

	  private:
		PatternPtr m_underlyingPattern;
	};

	struct Filter
	{
		std::vector<PatternPtr> m_patterns;

		bool matches(TestCaseInfo const& testCase) const;
		std::string name() const;
	};

  public:
	struct FilterMatch
	{
		std::string name;
		std::vector<TestCase const*> tests;
	};
	using Matches = std::vector<FilterMatch>;

	bool hasFilters() const;
	bool matches(TestCaseInfo const& testCase) const;
	Matches matchesByFilter(std::vector<TestCase> const& testCases, IConfig const& config) const;

  private:
	std::vector<Filter> m_filters;

	friend class TestSpecParser;
};
} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec.h
// start catch_interfaces_tag_alias_registry.h

#include <string>

namespace Catch
{
struct TagAlias;

struct ITagAliasRegistry
{
	virtual ~ITagAliasRegistry();
	// Nullptr if not present
	virtual TagAlias const* find(std::string const& alias) const = 0;
	virtual std::string expandAliases(std::string const& unexpandedTestSpec) const = 0;

	static ITagAliasRegistry const& get();
};

} // end namespace Catch

// end catch_interfaces_tag_alias_registry.h
namespace Catch
{
class TestSpecParser
{
	enum Mode
	{
		None,
		Name,
		QuotedName,
		Tag,
		EscapedName
	};
	Mode m_mode = None;
	bool m_exclusion = false;
	std::size_t m_pos = 0;
	std::string m_arg;
	std::string m_substring;
	std::string m_patternName;
	std::vector<std::size_t> m_escapeChars;
	TestSpec::Filter m_currentFilter;
	TestSpec m_testSpec;
	ITagAliasRegistry const* m_tagAliases = nullptr;

  public:
	TestSpecParser(ITagAliasRegistry const& tagAliases);

	TestSpecParser& parse(std::string const& arg);
	TestSpec testSpec();

  private:
	void visitChar(char c);
	void startNewMode(Mode mode);
	bool processNoneChar(char c);
	void processNameChar(char c);
	bool processOtherChar(char c);
	void endMode();
	void escape();
	bool isControlChar(char c) const;

	template<typename T>
	void addPattern()
	{
		std::string token = m_patternName;
		for(std::size_t i = 0; i < m_escapeChars.size(); ++i)
			token = token.substr(0, m_escapeChars[i] - i) + token.substr(m_escapeChars[i] - i + 1);
		m_escapeChars.clear();
		if(startsWith(token, "exclude:"))
		{
			m_exclusion = true;
			token = token.substr(8);
		}
		if(!token.empty())
		{
			TestSpec::PatternPtr pattern = std::make_shared<T>(token, m_substring);
			if(m_exclusion)
				pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
			m_currentFilter.m_patterns.push_back(pattern);
		}
		m_substring.clear();
		m_patternName.clear();
		m_exclusion = false;
		m_mode = None;
	}

	void addFilter();
};
TestSpec parseTestSpec(std::string const& arg);

} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec_parser.h
// Libstdc++ doesn't like incomplete classes for unique_ptr

#include <memory>
#include <string>
#include <vector>

#ifndef CATCH_CONFIG_CONSOLE_WIDTH
#define CATCH_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch
{
struct IStream;

struct ConfigData
{
	bool listTests = false;
	bool listTags = false;
	bool listReporters = false;
	bool listTestNamesOnly = false;

	bool showSuccessfulTests = false;
	bool shouldDebugBreak = false;
	bool noThrow = false;
	bool showHelp = false;
	bool showInvisibles = false;
	bool filenamesAsTags = false;
	bool libIdentify = false;

	int abortAfter = -1;
	unsigned int rngSeed = 0;

	bool benchmarkNoAnalysis = false;
	unsigned int benchmarkSamples = 100;
	double benchmarkConfidenceInterval = 0.95;
	unsigned int benchmarkResamples = 100000;

	Verbosity verbosity = Verbosity::Normal;
	WarnAbout::What warnings = WarnAbout::Nothing;
	ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter;
	RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder;
	UseColour::YesOrNo useColour = UseColour::Auto;
	WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;

	std::string outputFilename;
	std::string name;
	std::string processName;
#ifndef CATCH_CONFIG_DEFAULT_REPORTER
#define CATCH_CONFIG_DEFAULT_REPORTER "console"
#endif
	std::string reporterName = CATCH_CONFIG_DEFAULT_REPORTER;
#undef CATCH_CONFIG_DEFAULT_REPORTER

	std::vector<std::string> testsOrTags;
	std::vector<std::string> sectionsToRun;
};

class Config : public IConfig
{
  public:
	Config() = default;
	Config(ConfigData const& data);
	virtual ~Config() = default;

	std::string const& getFilename() const;

	bool listTests() const;
	bool listTestNamesOnly() const;
	bool listTags() const;
	bool listReporters() const;

	std::string getProcessName() const;
	std::string const& getReporterName() const;

	std::vector<std::string> const& getTestsOrTags() const override;
	std::vector<std::string> const& getSectionsToRun() const override;

	TestSpec const& testSpec() const override;
	bool hasTestFilters() const override;

	bool showHelp() const;

	// IConfig interface
	bool allowThrows() const override;
	std::ostream& stream() const override;
	std::string name() const override;
	bool includeSuccessfulResults() const override;
	bool warnAboutMissingAssertions() const override;
	bool warnAboutNoTests() const override;
	ShowDurations::OrNot showDurations() const override;
	RunTests::InWhatOrder runOrder() const override;
	unsigned int rngSeed() const override;
	UseColour::YesOrNo useColour() const override;
	bool shouldDebugBreak() const override;
	int abortAfter() const override;
	bool showInvisibles() const override;
	Verbosity verbosity() const override;
	bool benchmarkNoAnalysis() const override;
	int benchmarkSamples() const override;
	double benchmarkConfidenceInterval() const override;
	unsigned int benchmarkResamples() const override;

  private:
	IStream const* openStream();
	ConfigData m_data;

	std::unique_ptr<IStream const> m_stream;
	TestSpec m_testSpec;
	bool m_hasTestFilters = false;
};

} // end namespace Catch

// end catch_config.hpp
// start catch_assertionresult.h

#include <string>

namespace Catch
{
struct AssertionResultData
{
	AssertionResultData() = delete;

	AssertionResultData(ResultWas::OfType _resultType, LazyExpression const& _lazyExpression);

	std::string message;
	mutable std::string reconstructedExpression;
	LazyExpression lazyExpression;
	ResultWas::OfType resultType;

	std::string reconstructExpression() const;
};

class AssertionResult
{
  public:
	AssertionResult() = delete;
	AssertionResult(AssertionInfo const& info, AssertionResultData const& data);

	bool isOk() const;
	bool succeeded() const;
	ResultWas::OfType getResultType() const;
	bool hasExpression() const;
	bool hasMessage() const;
	std::string getExpression() const;
	std::string getExpressionInMacro() const;
	bool hasExpandedExpression() const;
	std::string getExpandedExpression() const;
	std::string getMessage() const;
	SourceLineInfo getSourceInfo() const;
	StringRef getTestMacroName() const;

	// protected:
	AssertionInfo m_info;
	AssertionResultData m_resultData;
};

} // end namespace Catch

// end catch_assertionresult.h
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_estimate.hpp

// Statistics estimates

namespace Catch
{
namespace Benchmark
{
	template<typename Duration>
	struct Estimate
	{
		Duration point;
		Duration lower_bound;
		Duration upper_bound;
		double confidence_interval;

		template<typename Duration2>
		operator Estimate<Duration2>() const
		{
			return {point, lower_bound, upper_bound, confidence_interval};
		}
	};
} // namespace Benchmark
} // namespace Catch

// end catch_estimate.hpp
// start catch_outlier_classification.hpp

// Outlier information

namespace Catch
{
namespace Benchmark
{
	struct OutlierClassification
	{
		int samples_seen = 0;
		int low_severe = 0; // more than 3 times IQR below Q1
		int low_mild = 0; // 1.5 to 3 times IQR below Q1
		int high_mild = 0; // 1.5 to 3 times IQR above Q3
		int high_severe = 0; // more than 3 times IQR above Q3

		int total() const
		{
			return low_severe + low_mild + high_mild + high_severe;
		}
	};
} // namespace Benchmark
} // namespace Catch

// end catch_outlier_classification.hpp
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

#include <algorithm>
#include <iosfwd>
#include <map>
#include <memory>
#include <set>
#include <string>

namespace Catch
{
struct ReporterConfig
{
	explicit ReporterConfig(IConfigPtr const& _fullConfig);

	ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream);

	std::ostream& stream() const;
	IConfigPtr fullConfig() const;

  private:
	std::ostream* m_stream;
	IConfigPtr m_fullConfig;
};

struct ReporterPreferences
{
	bool shouldRedirectStdOut = false;
	bool shouldReportAllAssertions = false;
};

template<typename T>
struct LazyStat : Option<T>
{
	LazyStat& operator=(T const& _value)
	{
		Option<T>::operator=(_value);
		used = false;
		return *this;
	}
	void reset()
	{
		Option<T>::reset();
		used = false;
	}
	bool used = false;
};

struct TestRunInfo
{
	TestRunInfo(std::string const& _name);
	std::string name;
};
struct GroupInfo
{
	GroupInfo(std::string const& _name, std::size_t _groupIndex, std::size_t _groupsCount);

	std::string name;
	std::size_t groupIndex;
	std::size_t groupsCounts;
};

struct AssertionStats
{
	AssertionStats(AssertionResult const& _assertionResult,
				   std::vector<MessageInfo> const& _infoMessages, Totals const& _totals);

	AssertionStats(AssertionStats const&) = default;
	AssertionStats(AssertionStats&&) = default;
	AssertionStats& operator=(AssertionStats const&) = delete;
	AssertionStats& operator=(AssertionStats&&) = delete;
	virtual ~AssertionStats();

	AssertionResult assertionResult;
	std::vector<MessageInfo> infoMessages;
	Totals totals;
};

struct SectionStats
{
	SectionStats(SectionInfo const& _sectionInfo, Counts const& _assertions,
				 double _durationInSeconds, bool _missingAssertions);
	SectionStats(SectionStats const&) = default;
	SectionStats(SectionStats&&) = default;
	SectionStats& operator=(SectionStats const&) = default;
	SectionStats& operator=(SectionStats&&) = default;
	virtual ~SectionStats();

	SectionInfo sectionInfo;
	Counts assertions;
	double durationInSeconds;
	bool missingAssertions;
};

struct TestCaseStats
{
	TestCaseStats(TestCaseInfo const& _testInfo, Totals const& _totals, std::string const& _stdOut,
				  std::string const& _stdErr, bool _aborting);

	TestCaseStats(TestCaseStats const&) = default;
	TestCaseStats(TestCaseStats&&) = default;
	TestCaseStats& operator=(TestCaseStats const&) = default;
	TestCaseStats& operator=(TestCaseStats&&) = default;
	virtual ~TestCaseStats();

	TestCaseInfo testInfo;
	Totals totals;
	std::string stdOut;
	std::string stdErr;
	bool aborting;
};

struct TestGroupStats
{
	TestGroupStats(GroupInfo const& _groupInfo, Totals const& _totals, bool _aborting);
	TestGroupStats(GroupInfo const& _groupInfo);

	TestGroupStats(TestGroupStats const&) = default;
	TestGroupStats(TestGroupStats&&) = default;
	TestGroupStats& operator=(TestGroupStats const&) = default;
	TestGroupStats& operator=(TestGroupStats&&) = default;
	virtual ~TestGroupStats();

	GroupInfo groupInfo;
	Totals totals;
	bool aborting;
};

struct TestRunStats
{
	TestRunStats(TestRunInfo const& _runInfo, Totals const& _totals, bool _aborting);

	TestRunStats(TestRunStats const&) = default;
	TestRunStats(TestRunStats&&) = default;
	TestRunStats& operator=(TestRunStats const&) = default;
	TestRunStats& operator=(TestRunStats&&) = default;
	virtual ~TestRunStats();

	TestRunInfo runInfo;
	Totals totals;
	bool aborting;
};

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
struct BenchmarkInfo
{
	std::string name;
	double estimatedDuration;
	int iterations;
	int samples;
	unsigned int resamples;
	double clockResolution;
	double clockCost;
};

template<class Duration>
struct BenchmarkStats
{
	BenchmarkInfo info;

	std::vector<Duration> samples;
	Benchmark::Estimate<Duration> mean;
	Benchmark::Estimate<Duration> standardDeviation;
	Benchmark::OutlierClassification outliers;
	double outlierVariance;

	template<typename Duration2>
	operator BenchmarkStats<Duration2>() const
	{
		std::vector<Duration2> samples2;
		samples2.reserve(samples.size());
		std::transform(samples.begin(), samples.end(), std::back_inserter(samples2),
					   [](Duration d) { return Duration2(d); });
		return {
			info, std::move(samples2), mean, standardDeviation, outliers, outlierVariance,
		};
	}
};
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

struct IStreamingReporter
{
	virtual ~IStreamingReporter() = default;

	// Implementing class must also provide the following static methods:
	// static std::string getDescription();
	// static std::set<Verbosity> getSupportedVerbosities()

	virtual ReporterPreferences getPreferences() const = 0;

	virtual void noMatchingTestCases(std::string const& spec) = 0;

	virtual void testRunStarting(TestRunInfo const& testRunInfo) = 0;
	virtual void testGroupStarting(GroupInfo const& groupInfo) = 0;

	virtual void testCaseStarting(TestCaseInfo const& testInfo) = 0;
	virtual void sectionStarting(SectionInfo const& sectionInfo) = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	virtual void benchmarkPreparing(std::string const&) {}
	virtual void benchmarkStarting(BenchmarkInfo const&) {}
	virtual void benchmarkEnded(BenchmarkStats<> const&) {}
	virtual void benchmarkFailed(std::string const&) {}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	virtual void assertionStarting(AssertionInfo const& assertionInfo) = 0;

	// The return value indicates if the messages buffer should be cleared:
	virtual bool assertionEnded(AssertionStats const& assertionStats) = 0;

	virtual void sectionEnded(SectionStats const& sectionStats) = 0;
	virtual void testCaseEnded(TestCaseStats const& testCaseStats) = 0;
	virtual void testGroupEnded(TestGroupStats const& testGroupStats) = 0;
	virtual void testRunEnded(TestRunStats const& testRunStats) = 0;

	virtual void skipTest(TestCaseInfo const& testInfo) = 0;

	// Default empty implementation provided
	virtual void fatalErrorEncountered(StringRef name);

	virtual bool isMulti() const;
};
using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>;

struct IReporterFactory
{
	virtual ~IReporterFactory();
	virtual IStreamingReporterPtr create(ReporterConfig const& config) const = 0;
	virtual std::string getDescription() const = 0;
};
using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

struct IReporterRegistry
{
	using FactoryMap = std::map<std::string, IReporterFactoryPtr>;
	using Listeners = std::vector<IReporterFactoryPtr>;

	virtual ~IReporterRegistry();
	virtual IStreamingReporterPtr create(std::string const& name,
										 IConfigPtr const& config) const = 0;
	virtual FactoryMap const& getFactories() const = 0;
	virtual Listeners const& getListeners() const = 0;
};

} // end namespace Catch

// end catch_interfaces_reporter.h
#include <algorithm>
#include <cassert>
#include <cfloat>
#include <cstdio>
#include <cstring>
#include <memory>
#include <ostream>

namespace Catch
{
void prepareExpandedExpression(AssertionResult& result);

// Returns double formatted as %.3f (format expected on output)
std::string getFormattedDuration(double duration);

std::string serializeFilters(std::vector<std::string> const& container);

template<typename DerivedT>
struct StreamingReporterBase : IStreamingReporter
{
	StreamingReporterBase(ReporterConfig const& _config)
		: m_config(_config.fullConfig()), stream(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = false;
		if(!DerivedT::getSupportedVerbosities().count(m_config->verbosity()))
			CATCH_ERROR("Verbosity level not supported by this reporter");
	}

	ReporterPreferences getPreferences() const override
	{
		return m_reporterPrefs;
	}

	static std::set<Verbosity> getSupportedVerbosities()
	{
		return {Verbosity::Normal};
	}

	~StreamingReporterBase() override = default;

	void noMatchingTestCases(std::string const&) override {}

	void testRunStarting(TestRunInfo const& _testRunInfo) override
	{
		currentTestRunInfo = _testRunInfo;
	}

	void testGroupStarting(GroupInfo const& _groupInfo) override
	{
		currentGroupInfo = _groupInfo;
	}

	void testCaseStarting(TestCaseInfo const& _testInfo) override
	{
		currentTestCaseInfo = _testInfo;
	}
	void sectionStarting(SectionInfo const& _sectionInfo) override
	{
		m_sectionStack.push_back(_sectionInfo);
	}

	void sectionEnded(SectionStats const& /* _sectionStats */) override
	{
		m_sectionStack.pop_back();
	}
	void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override
	{
		currentTestCaseInfo.reset();
	}
	void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override
	{
		currentGroupInfo.reset();
	}
	void testRunEnded(TestRunStats const& /* _testRunStats */) override
	{
		currentTestCaseInfo.reset();
		currentGroupInfo.reset();
		currentTestRunInfo.reset();
	}

	void skipTest(TestCaseInfo const&) override
	{
		// Don't do anything with this by default.
		// It can optionally be overridden in the derived class.
	}

	IConfigPtr m_config;
	std::ostream& stream;

	LazyStat<TestRunInfo> currentTestRunInfo;
	LazyStat<GroupInfo> currentGroupInfo;
	LazyStat<TestCaseInfo> currentTestCaseInfo;

	std::vector<SectionInfo> m_sectionStack;
	ReporterPreferences m_reporterPrefs;
};

template<typename DerivedT>
struct CumulativeReporterBase : IStreamingReporter
{
	template<typename T, typename ChildNodeT>
	struct Node
	{
		explicit Node(T const& _value) : value(_value) {}
		virtual ~Node() {}

		using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
		T value;
		ChildNodes children;
	};
	struct SectionNode
	{
		explicit SectionNode(SectionStats const& _stats) : stats(_stats) {}
		virtual ~SectionNode() = default;

		bool operator==(SectionNode const& other) const
		{
			return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
		}
		bool operator==(std::shared_ptr<SectionNode> const& other) const
		{
			return operator==(*other);
		}

		SectionStats stats;
		using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
		using Assertions = std::vector<AssertionStats>;
		ChildSections childSections;
		Assertions assertions;
		std::string stdOut;
		std::string stdErr;
	};

	struct BySectionInfo
	{
		BySectionInfo(SectionInfo const& other) : m_other(other) {}
		BySectionInfo(BySectionInfo const& other) : m_other(other.m_other) {}
		bool operator()(std::shared_ptr<SectionNode> const& node) const
		{
			return ((node->stats.sectionInfo.name == m_other.name) &&
					(node->stats.sectionInfo.lineInfo == m_other.lineInfo));
		}
		void operator=(BySectionInfo const&) = delete;

	  private:
		SectionInfo const& m_other;
	};

	using TestCaseNode = Node<TestCaseStats, SectionNode>;
	using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
	using TestRunNode = Node<TestRunStats, TestGroupNode>;

	CumulativeReporterBase(ReporterConfig const& _config)
		: m_config(_config.fullConfig()), stream(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = false;
		if(!DerivedT::getSupportedVerbosities().count(m_config->verbosity()))
			CATCH_ERROR("Verbosity level not supported by this reporter");
	}
	~CumulativeReporterBase() override = default;

	ReporterPreferences getPreferences() const override
	{
		return m_reporterPrefs;
	}

	static std::set<Verbosity> getSupportedVerbosities()
	{
		return {Verbosity::Normal};
	}

	void testRunStarting(TestRunInfo const&) override {}
	void testGroupStarting(GroupInfo const&) override {}

	void testCaseStarting(TestCaseInfo const&) override {}

	void sectionStarting(SectionInfo const& sectionInfo) override
	{
		SectionStats incompleteStats(sectionInfo, Counts(), 0, false);
		std::shared_ptr<SectionNode> node;
		if(m_sectionStack.empty())
		{
			if(!m_rootSection)
				m_rootSection = std::make_shared<SectionNode>(incompleteStats);
			node = m_rootSection;
		}
		else
		{
			SectionNode& parentNode = *m_sectionStack.back();
			auto it = std::find_if(parentNode.childSections.begin(), parentNode.childSections.end(),
								   BySectionInfo(sectionInfo));
			if(it == parentNode.childSections.end())
			{
				node = std::make_shared<SectionNode>(incompleteStats);
				parentNode.childSections.push_back(node);
			}
			else
				node = *it;
		}
		m_sectionStack.push_back(node);
		m_deepestSection = std::move(node);
	}

	void assertionStarting(AssertionInfo const&) override {}

	bool assertionEnded(AssertionStats const& assertionStats) override
	{
		assert(!m_sectionStack.empty());
		// AssertionResult holds a pointer to a temporary DecomposedExpression,
		// which getExpandedExpression() calls to build the expression string.
		// Our section stack copy of the assertionResult will likely outlive the
		// temporary, so it must be expanded or discarded now to avoid calling
		// a destroyed object later.
		prepareExpandedExpression(const_cast<AssertionResult&>(assertionStats.assertionResult));
		SectionNode& sectionNode = *m_sectionStack.back();
		sectionNode.assertions.push_back(assertionStats);
		return true;
	}
	void sectionEnded(SectionStats const& sectionStats) override
	{
		assert(!m_sectionStack.empty());
		SectionNode& node = *m_sectionStack.back();
		node.stats = sectionStats;
		m_sectionStack.pop_back();
	}
	void testCaseEnded(TestCaseStats const& testCaseStats) override
	{
		auto node = std::make_shared<TestCaseNode>(testCaseStats);
		assert(m_sectionStack.size() == 0);
		node->children.push_back(m_rootSection);
		m_testCases.push_back(node);
		m_rootSection.reset();

		assert(m_deepestSection);
		m_deepestSection->stdOut = testCaseStats.stdOut;
		m_deepestSection->stdErr = testCaseStats.stdErr;
	}
	void testGroupEnded(TestGroupStats const& testGroupStats) override
	{
		auto node = std::make_shared<TestGroupNode>(testGroupStats);
		node->children.swap(m_testCases);
		m_testGroups.push_back(node);
	}
	void testRunEnded(TestRunStats const& testRunStats) override
	{
		auto node = std::make_shared<TestRunNode>(testRunStats);
		node->children.swap(m_testGroups);
		m_testRuns.push_back(node);
		testRunEndedCumulative();
	}
	virtual void testRunEndedCumulative() = 0;

	void skipTest(TestCaseInfo const&) override {}

	IConfigPtr m_config;
	std::ostream& stream;
	std::vector<AssertionStats> m_assertions;
	std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
	std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
	std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;

	std::vector<std::shared_ptr<TestRunNode>> m_testRuns;

	std::shared_ptr<SectionNode> m_rootSection;
	std::shared_ptr<SectionNode> m_deepestSection;
	std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
	ReporterPreferences m_reporterPrefs;
};

template<char C>
char const* getLineOfChars()
{
	static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};
	if(!*line)
	{
		std::memset(line, C, CATCH_CONFIG_CONSOLE_WIDTH - 1);
		line[CATCH_CONFIG_CONSOLE_WIDTH - 1] = 0;
	}
	return line;
}

struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase>
{
	TestEventListenerBase(ReporterConfig const& _config);

	static std::set<Verbosity> getSupportedVerbosities();

	void assertionStarting(AssertionInfo const&) override;
	bool assertionEnded(AssertionStats const&) override;
};

} // end namespace Catch

// end catch_reporter_bases.hpp
// start catch_console_colour.h

namespace Catch
{
struct Colour
{
	enum Code
	{
		None = 0,

		White,
		Red,
		Green,
		Blue,
		Cyan,
		Yellow,
		Grey,

		Bright = 0x10,

		BrightRed = Bright | Red,
		BrightGreen = Bright | Green,
		LightGrey = Bright | Grey,
		BrightWhite = Bright | White,
		BrightYellow = Bright | Yellow,

		// By intention
		FileName = LightGrey,
		Warning = BrightYellow,
		ResultError = BrightRed,
		ResultSuccess = BrightGreen,
		ResultExpectedFailure = Warning,

		Error = BrightRed,
		Success = Green,

		OriginalExpression = Cyan,
		ReconstructedExpression = BrightYellow,

		SecondaryText = LightGrey,
		Headers = White
	};

	// Use constructed object for RAII guard
	Colour(Code _colourCode);
	Colour(Colour&& other) noexcept;
	Colour& operator=(Colour&& other) noexcept;
	~Colour();

	// Use static method for one-shot changes
	static void use(Code _colourCode);

  private:
	bool m_moved = false;
};

std::ostream& operator<<(std::ostream& os, Colour const&);

} // end namespace Catch

// end catch_console_colour.h
// start catch_reporter_registrars.hpp

namespace Catch
{
template<typename T>
class ReporterRegistrar
{
	class ReporterFactory : public IReporterFactory
	{
		IStreamingReporterPtr create(ReporterConfig const& config) const override
		{
			return std::unique_ptr<T>(new T(config));
		}

		std::string getDescription() const override
		{
			return T::getDescription();
		}
	};

  public:
	explicit ReporterRegistrar(std::string const& name)
	{
		getMutableRegistryHub().registerReporter(name, std::make_shared<ReporterFactory>());
	}
};

template<typename T>
class ListenerRegistrar
{
	class ListenerFactory : public IReporterFactory
	{
		IStreamingReporterPtr create(ReporterConfig const& config) const override
		{
			return std::unique_ptr<T>(new T(config));
		}
		std::string getDescription() const override
		{
			return std::string();
		}
	};

  public:
	ListenerRegistrar()
	{
		getMutableRegistryHub().registerListener(std::make_shared<ListenerFactory>());
	}
};
} // namespace Catch

#if !defined(CATCH_CONFIG_DISABLE)

#define CATCH_REGISTER_REPORTER(name, reporterType)                                             \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                                    \
	namespace                                                                                   \
	{                                                                                           \
		Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType(name); \
	}                                                                                           \
	CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS

#define CATCH_REGISTER_LISTENER(listenerType)                                             \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                                              \
	namespace                                                                             \
	{                                                                                     \
		Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; \
	}                                                                                     \
	CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#else // CATCH_CONFIG_DISABLE

#define CATCH_REGISTER_REPORTER(name, reporterType)
#define CATCH_REGISTER_LISTENER(listenerType)

#endif // CATCH_CONFIG_DISABLE

// end catch_reporter_registrars.hpp
// Allow users to base their work off existing reporters
// start catch_reporter_compact.h

namespace Catch
{
struct CompactReporter : StreamingReporterBase<CompactReporter>
{
	using StreamingReporterBase::StreamingReporterBase;

	~CompactReporter() override;

	static std::string getDescription();

	ReporterPreferences getPreferences() const override;

	void noMatchingTestCases(std::string const& spec) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& _assertionStats) override;

	void sectionEnded(SectionStats const& _sectionStats) override;

	void testRunEnded(TestRunStats const& _testRunStats) override;
};

} // end namespace Catch

// end catch_reporter_compact.h
// start catch_reporter_console.h

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4061) // Not all labels are EXPLICITLY handled in switch
								// Note that 4062 (not all labels are handled
								// and default is missing) is enabled
#endif

namespace Catch
{
// Fwd decls
struct SummaryColumn;
class TablePrinter;

struct ConsoleReporter : StreamingReporterBase<ConsoleReporter>
{
	std::unique_ptr<TablePrinter> m_tablePrinter;

	ConsoleReporter(ReporterConfig const& config);
	~ConsoleReporter() override;
	static std::string getDescription();

	void noMatchingTestCases(std::string const& spec) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& _assertionStats) override;

	void sectionStarting(SectionInfo const& _sectionInfo) override;
	void sectionEnded(SectionStats const& _sectionStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& info) override;
	void benchmarkEnded(BenchmarkStats<> const& stats) override;
	void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void testCaseEnded(TestCaseStats const& _testCaseStats) override;
	void testGroupEnded(TestGroupStats const& _testGroupStats) override;
	void testRunEnded(TestRunStats const& _testRunStats) override;
	void testRunStarting(TestRunInfo const& _testRunInfo) override;

  private:
	void lazyPrint();

	void lazyPrintWithoutClosingBenchmarkTable();
	void lazyPrintRunInfo();
	void lazyPrintGroupInfo();
	void printTestCaseAndSectionHeader();

	void printClosedHeader(std::string const& _name);
	void printOpenHeader(std::string const& _name);

	// if string has a : in first line will set indent to follow it on
	// subsequent lines
	void printHeaderString(std::string const& _string, std::size_t indent = 0);

	void printTotals(Totals const& totals);
	void printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols,
						 std::size_t row);

	void printTotalsDivider(Totals const& totals);
	void printSummaryDivider();
	void printTestFilters();

  private:
	bool m_headerPrinted = false;
};

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

// end catch_reporter_console.h
// start catch_reporter_junit.h

// start catch_xmlwriter.h

#include <vector>

namespace Catch
{
class XmlEncode
{
  public:
	enum ForWhat
	{
		ForTextNodes,
		ForAttributes
	};

	XmlEncode(std::string const& str, ForWhat forWhat = ForTextNodes);

	void encodeTo(std::ostream& os) const;

	friend std::ostream& operator<<(std::ostream& os, XmlEncode const& xmlEncode);

  private:
	std::string m_str;
	ForWhat m_forWhat;
};

class XmlWriter
{
  public:
	class ScopedElement
	{
	  public:
		ScopedElement(XmlWriter* writer);

		ScopedElement(ScopedElement&& other) noexcept;
		ScopedElement& operator=(ScopedElement&& other) noexcept;

		~ScopedElement();

		ScopedElement& writeText(std::string const& text, bool indent = true);

		template<typename T>
		ScopedElement& writeAttribute(std::string const& name, T const& attribute)
		{
			m_writer->writeAttribute(name, attribute);
			return *this;
		}

	  private:
		mutable XmlWriter* m_writer = nullptr;
	};

	XmlWriter(std::ostream& os = Catch::cout());
	~XmlWriter();

	XmlWriter(XmlWriter const&) = delete;
	XmlWriter& operator=(XmlWriter const&) = delete;

	XmlWriter& startElement(std::string const& name);

	ScopedElement scopedElement(std::string const& name);

	XmlWriter& endElement();

	XmlWriter& writeAttribute(std::string const& name, std::string const& attribute);

	XmlWriter& writeAttribute(std::string const& name, bool attribute);

	template<typename T>
	XmlWriter& writeAttribute(std::string const& name, T const& attribute)
	{
		ReusableStringStream rss;
		rss << attribute;
		return writeAttribute(name, rss.str());
	}

	XmlWriter& writeText(std::string const& text, bool indent = true);

	XmlWriter& writeComment(std::string const& text);

	void writeStylesheetRef(std::string const& url);

	XmlWriter& writeBlankLine();

	void ensureTagClosed();

  private:
	void writeDeclaration();

	void newlineIfNecessary();

	bool m_tagIsOpen = false;
	bool m_needsNewline = false;
	std::vector<std::string> m_tags;
	std::string m_indent;
	std::ostream& m_os;
};

} // namespace Catch

// end catch_xmlwriter.h
namespace Catch
{
class JunitReporter : public CumulativeReporterBase<JunitReporter>
{
  public:
	JunitReporter(ReporterConfig const& _config);

	~JunitReporter() override;

	static std::string getDescription();

	void noMatchingTestCases(std::string const& /*spec*/) override;

	void testRunStarting(TestRunInfo const& runInfo) override;

	void testGroupStarting(GroupInfo const& groupInfo) override;

	void testCaseStarting(TestCaseInfo const& testCaseInfo) override;
	bool assertionEnded(AssertionStats const& assertionStats) override;

	void testCaseEnded(TestCaseStats const& testCaseStats) override;

	void testGroupEnded(TestGroupStats const& testGroupStats) override;

	void testRunEndedCumulative() override;

	void writeGroup(TestGroupNode const& groupNode, double suiteTime);

	void writeTestCase(TestCaseNode const& testCaseNode);

	void writeSection(std::string const& className, std::string const& rootName,
					  SectionNode const& sectionNode);

	void writeAssertions(SectionNode const& sectionNode);
	void writeAssertion(AssertionStats const& stats);

	XmlWriter xml;
	Timer suiteTimer;
	std::string stdOutForSuite;
	std::string stdErrForSuite;
	unsigned int unexpectedExceptions = 0;
	bool m_okToFail = false;
};

} // end namespace Catch

// end catch_reporter_junit.h
// start catch_reporter_xml.h

namespace Catch
{
class XmlReporter : public StreamingReporterBase<XmlReporter>
{
  public:
	XmlReporter(ReporterConfig const& _config);

	~XmlReporter() override;

	static std::string getDescription();

	virtual std::string getStylesheetRef() const;

	void writeSourceInfo(SourceLineInfo const& sourceInfo);

  public: // StreamingReporterBase
	void noMatchingTestCases(std::string const& s) override;

	void testRunStarting(TestRunInfo const& testInfo) override;

	void testGroupStarting(GroupInfo const& groupInfo) override;

	void testCaseStarting(TestCaseInfo const& testInfo) override;

	void sectionStarting(SectionInfo const& sectionInfo) override;

	void assertionStarting(AssertionInfo const&) override;

	bool assertionEnded(AssertionStats const& assertionStats) override;

	void sectionEnded(SectionStats const& sectionStats) override;

	void testCaseEnded(TestCaseStats const& testCaseStats) override;

	void testGroupEnded(TestGroupStats const& testGroupStats) override;

	void testRunEnded(TestRunStats const& testRunStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const&) override;
	void benchmarkEnded(BenchmarkStats<> const&) override;
	void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

  private:
	Timer m_testCaseTimer;
	XmlWriter m_xml;
	int m_sectionDepth = 0;
};

} // end namespace Catch

// end catch_reporter_xml.h

// end catch_external_interfaces.h
#endif

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_benchmark.hpp

// Benchmark

// start catch_chronometer.hpp

// User-facing chronometer

// start catch_clock.hpp

// Clocks

#include <chrono>
#include <ratio>

namespace Catch
{
namespace Benchmark
{
	template<typename Clock>
	using ClockDuration = typename Clock::duration;
	template<typename Clock>
	using FloatDuration = std::chrono::duration<double, typename Clock::period>;

	template<typename Clock>
	using TimePoint = typename Clock::time_point;

	using default_clock = std::chrono::steady_clock;

	template<typename Clock>
	struct now
	{
		TimePoint<Clock> operator()() const
		{
			return Clock::now();
		}
	};

	using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
} // namespace Benchmark
} // namespace Catch

// end catch_clock.hpp
// start catch_optimizer.hpp

// Hinting the optimizer

#if defined(_MSC_VER)
#include <atomic> // atomic_thread_fence
#endif

namespace Catch
{
namespace Benchmark
{
#if defined(__GNUC__) || defined(__clang__)
	template<typename T>
	inline void keep_memory(T* p)
	{
		asm volatile("" : : "g"(p) : "memory");
	}
	inline void keep_memory()
	{
		asm volatile("" : : : "memory");
	}

	namespace Detail
	{
		inline void optimizer_barrier()
		{
			keep_memory();
		}
	} // namespace Detail
#elif defined(_MSC_VER)

#pragma optimize("", off)
	template<typename T>
	inline void keep_memory(T* p)
	{
		// thanks @milleniumbug
		*reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
	}
	// TODO equivalent keep_memory()
#pragma optimize("", on)

	namespace Detail
	{
		inline void optimizer_barrier()
		{
			std::atomic_thread_fence(std::memory_order_seq_cst);
		}
	} // namespace Detail

#endif

	template<typename T>
	inline void deoptimize_value(T&& x)
	{
		keep_memory(&x);
	}

	template<typename Fn, typename... Args>
	inline auto invoke_deoptimized(Fn&& fn, Args&&... args) ->
		typename std::enable_if<!std::is_same<void, decltype(fn(args...))>::value>::type
	{
		deoptimize_value(std::forward<Fn>(fn)(std::forward<Args...>(args...)));
	}

	template<typename Fn, typename... Args>
	inline auto invoke_deoptimized(Fn&& fn, Args&&... args) ->
		typename std::enable_if<std::is_same<void, decltype(fn(args...))>::value>::type
	{
		std::forward<Fn>(fn)(std::forward<Args...>(args...));
	}
} // namespace Benchmark
} // namespace Catch

// end catch_optimizer.hpp
// start catch_complete_invoke.hpp

// Invoke with a special case for void

#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename T>
		struct CompleteType
		{
			using type = T;
		};
		template<>
		struct CompleteType<void>
		{
			struct type
			{
			};
		};

		template<typename T>
		using CompleteType_t = typename CompleteType<T>::type;

		template<typename Result>
		struct CompleteInvoker
		{
			template<typename Fun, typename... Args>
			static Result invoke(Fun&& fun, Args&&... args)
			{
				return std::forward<Fun>(fun)(std::forward<Args>(args)...);
			}
		};
		template<>
		struct CompleteInvoker<void>
		{
			template<typename Fun, typename... Args>
			static CompleteType_t<void> invoke(Fun&& fun, Args&&... args)
			{
				std::forward<Fun>(fun)(std::forward<Args>(args)...);
				return {};
			}
		};
		template<typename Sig>
		using ResultOf_t = typename std::result_of<Sig>::type;

		// invoke and not return void :(
		template<typename Fun, typename... Args>
		CompleteType_t<ResultOf_t<Fun(Args...)>> complete_invoke(Fun&& fun, Args&&... args)
		{
			return CompleteInvoker<ResultOf_t<Fun(Args...)>>::invoke(std::forward<Fun>(fun),
																	 std::forward<Args>(args)...);
		}

		const std::string benchmarkErrorMsg = "a benchmark failed to run successfully";
	} // namespace Detail

	template<typename Fun>
	Detail::CompleteType_t<Detail::ResultOf_t<Fun()>> user_code(Fun&& fun)
	{
		CATCH_TRY
		{
			return Detail::complete_invoke(std::forward<Fun>(fun));
		}
		CATCH_CATCH_ALL
		{
			getResultCapture().benchmarkFailed(translateActiveException());
			CATCH_RUNTIME_ERROR(Detail::benchmarkErrorMsg);
		}
	}
} // namespace Benchmark
} // namespace Catch

// end catch_complete_invoke.hpp
namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		struct ChronometerConcept
		{
			virtual void start() = 0;
			virtual void finish() = 0;
			virtual ~ChronometerConcept() = default;
		};
		template<typename Clock>
		struct ChronometerModel final : public ChronometerConcept
		{
			void start() override
			{
				started = Clock::now();
			}
			void finish() override
			{
				finished = Clock::now();
			}

			ClockDuration<Clock> elapsed() const
			{
				return finished - started;
			}

			TimePoint<Clock> started;
			TimePoint<Clock> finished;
		};
	} // namespace Detail

	struct Chronometer
	{
	  public:
		template<typename Fun>
		void measure(Fun&& fun)
		{
			measure(std::forward<Fun>(fun), is_callable<Fun(int)>());
		}

		int runs() const
		{
			return k;
		}

		Chronometer(Detail::ChronometerConcept& meter, int k) : impl(&meter), k(k) {}

	  private:
		template<typename Fun>
		void measure(Fun&& fun, std::false_type)
		{
			measure([&fun](int) { return fun(); }, std::true_type());
		}

		template<typename Fun>
		void measure(Fun&& fun, std::true_type)
		{
			Detail::optimizer_barrier();
			impl->start();
			for(int i = 0; i < k; ++i)
				invoke_deoptimized(fun, i);
			impl->finish();
			Detail::optimizer_barrier();
		}

		Detail::ChronometerConcept* impl;
		int k;
	};
} // namespace Benchmark
} // namespace Catch

// end catch_chronometer.hpp
// start catch_environment.hpp

// Environment information

namespace Catch
{
namespace Benchmark
{
	template<typename Duration>
	struct EnvironmentEstimate
	{
		Duration mean;
		OutlierClassification outliers;

		template<typename Duration2>
		operator EnvironmentEstimate<Duration2>() const
		{
			return {mean, outliers};
		}
	};
	template<typename Clock>
	struct Environment
	{
		using clock_type = Clock;
		EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
		EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
	};
} // namespace Benchmark
} // namespace Catch

// end catch_environment.hpp
// start catch_execution_plan.hpp

// Execution plan

// start catch_benchmark_function.hpp

// Dumb std::function implementation for consistent call overhead

#include <cassert>
#include <memory>
#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename T>
		using Decay = typename std::decay<T>::type;
		template<typename T, typename U>
		struct is_related : std::is_same<Decay<T>, Decay<U>>
		{
		};

		/// We need to reinvent std::function because every piece of code that might add overhead
		/// in a measurement context needs to have consistent performance characteristics so that we
		/// can account for it in the measurement.
		/// Implementations of std::function with optimizations that aren't always applicable, like
		/// small buffer optimizations, are not uncommon.
		/// This is effectively an implementation of std::function without any such optimizations;
		/// it may be slow, but it is consistently slow.
		struct BenchmarkFunction
		{
		  private:
			struct callable
			{
				virtual void call(Chronometer meter) const = 0;
				virtual callable* clone() const = 0;
				virtual ~callable() = default;
			};
			template<typename Fun>
			struct model : public callable
			{
				model(Fun&& fun) : fun(std::move(fun)) {}
				model(Fun const& fun) : fun(fun) {}

				model<Fun>* clone() const override
				{
					return new model<Fun>(*this);
				}

				void call(Chronometer meter) const override
				{
					call(meter, is_callable<Fun(Chronometer)>());
				}
				void call(Chronometer meter, std::true_type) const
				{
					fun(meter);
				}
				void call(Chronometer meter, std::false_type) const
				{
					meter.measure(fun);
				}

				Fun fun;
			};

			struct do_nothing
			{
				void operator()() const {}
			};

			template<typename T>
			BenchmarkFunction(model<T>* c) : f(c)
			{
			}

		  public:
			BenchmarkFunction() : f(new model<do_nothing>{{}}) {}

			template<typename Fun, typename std::enable_if<
									   !is_related<Fun, BenchmarkFunction>::value, int>::type = 0>
			BenchmarkFunction(Fun&& fun)
				: f(new model<typename std::decay<Fun>::type>(std::forward<Fun>(fun)))
			{
			}

			BenchmarkFunction(BenchmarkFunction&& that) : f(std::move(that.f)) {}

			BenchmarkFunction(BenchmarkFunction const& that) : f(that.f->clone()) {}

			BenchmarkFunction& operator=(BenchmarkFunction&& that)
			{
				f = std::move(that.f);
				return *this;
			}

			BenchmarkFunction& operator=(BenchmarkFunction const& that)
			{
				f.reset(that.f->clone());
				return *this;
			}

			void operator()(Chronometer meter) const
			{
				f->call(meter);
			}

		  private:
			std::unique_ptr<callable> f;
		};
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_benchmark_function.hpp
// start catch_repeat.hpp

// repeat algorithm

#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename Fun>
		struct repeater
		{
			void operator()(int k) const
			{
				for(int i = 0; i < k; ++i)
				{
					fun();
				}
			}
			Fun fun;
		};
		template<typename Fun>
		repeater<typename std::decay<Fun>::type> repeat(Fun&& fun)
		{
			return {std::forward<Fun>(fun)};
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_repeat.hpp
// start catch_run_for_at_least.hpp

// Run a function for a minimum amount of time

// start catch_measure.hpp

// Measure

// start catch_timing.hpp

// Timing

#include <tuple>
#include <type_traits>

namespace Catch
{
namespace Benchmark
{
	template<typename Duration, typename Result>
	struct Timing
	{
		Duration elapsed;
		Result result;
		int iterations;
	};
	template<typename Clock, typename Sig>
	using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<Detail::ResultOf_t<Sig>>>;
} // namespace Benchmark
} // namespace Catch

// end catch_timing.hpp
#include <utility>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename Clock, typename Fun, typename... Args>
		TimingOf<Clock, Fun(Args...)> measure(Fun&& fun, Args&&... args)
		{
			auto start = Clock::now();
			auto&& r = Detail::complete_invoke(fun, std::forward<Args>(args)...);
			auto end = Clock::now();
			auto delta = end - start;
			return {delta, std::forward<decltype(r)>(r), 1};
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_measure.hpp
#include <type_traits>
#include <utility>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename Clock, typename Fun>
		TimingOf<Clock, Fun(int)> measure_one(Fun&& fun, int iters, std::false_type)
		{
			return Detail::measure<Clock>(fun, iters);
		}
		template<typename Clock, typename Fun>
		TimingOf<Clock, Fun(Chronometer)> measure_one(Fun&& fun, int iters, std::true_type)
		{
			Detail::ChronometerModel<Clock> meter;
			auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));

			return {meter.elapsed(), std::move(result), iters};
		}

		template<typename Clock, typename Fun>
		using run_for_at_least_argument_t =
			typename std::conditional<is_callable<Fun(Chronometer)>::value, Chronometer, int>::type;

		struct optimized_away_error : std::exception
		{
			const char* what() const noexcept override
			{
				return "could not measure benchmark, maybe it was optimized away";
			}
		};

		template<typename Clock, typename Fun>
		TimingOf<Clock, Fun(run_for_at_least_argument_t<Clock, Fun>)>
			run_for_at_least(ClockDuration<Clock> how_long, int seed, Fun&& fun)
		{
			auto iters = seed;
			while(iters < (1 << 30))
			{
				auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());

				if(Timing.elapsed >= how_long)
				{
					return {Timing.elapsed, std::move(Timing.result), iters};
				}
				iters *= 2;
			}
			throw optimized_away_error{};
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_run_for_at_least.hpp
#include <algorithm>

namespace Catch
{
namespace Benchmark
{
	template<typename Duration>
	struct ExecutionPlan
	{
		int iterations_per_sample;
		Duration estimated_duration;
		Detail::BenchmarkFunction benchmark;
		Duration warmup_time;
		int warmup_iterations;

		template<typename Duration2>
		operator ExecutionPlan<Duration2>() const
		{
			return {iterations_per_sample, estimated_duration, benchmark, warmup_time,
					warmup_iterations};
		}

		template<typename Clock>
		std::vector<FloatDuration<Clock>> run(const IConfig& cfg,
											  Environment<FloatDuration<Clock>> env) const
		{
			// warmup a bit
			Detail::run_for_at_least<Clock>(
				std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations,
				Detail::repeat(now<Clock>{}));

			std::vector<FloatDuration<Clock>> times;
			times.reserve(cfg.benchmarkSamples());
			std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
				Detail::ChronometerModel<Clock> model;
				this->benchmark(Chronometer(model, iterations_per_sample));
				auto sample_time = model.elapsed() - env.clock_cost.mean;
				if(sample_time < FloatDuration<Clock>::zero())
					sample_time = FloatDuration<Clock>::zero();
				return sample_time / iterations_per_sample;
			});
			return times;
		}
	};
} // namespace Benchmark
} // namespace Catch

// end catch_execution_plan.hpp
// start catch_estimate_clock.hpp

// Environment measurement

// start catch_stats.hpp

// Statistical analysis tools

#include <algorithm>
#include <cmath>
#include <cstddef>
#include <functional>
#include <numeric>
#include <tuple>
#include <utility>
#include <vector>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		using sample = std::vector<double>;

		double weighted_average_quantile(int k, int q, std::vector<double>::iterator first,
										 std::vector<double>::iterator last);

		template<typename Iterator>
		OutlierClassification classify_outliers(Iterator first, Iterator last)
		{
			std::vector<double> copy(first, last);

			auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
			auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
			auto iqr = q3 - q1;
			auto los = q1 - (iqr * 3.);
			auto lom = q1 - (iqr * 1.5);
			auto him = q3 + (iqr * 1.5);
			auto his = q3 + (iqr * 3.);

			OutlierClassification o;
			for(; first != last; ++first)
			{
				auto&& t = *first;
				if(t < los)
					++o.low_severe;
				else if(t < lom)
					++o.low_mild;
				else if(t > his)
					++o.high_severe;
				else if(t > him)
					++o.high_mild;
				++o.samples_seen;
			}
			return o;
		}

		template<typename Iterator>
		double mean(Iterator first, Iterator last)
		{
			auto count = last - first;
			double sum = std::accumulate(first, last, 0.);
			return sum / count;
		}

		template<typename URng, typename Iterator, typename Estimator>
		sample resample(URng& rng, int resamples, Iterator first, Iterator last,
						Estimator& estimator)
		{
			auto n = last - first;
			std::uniform_int_distribution<decltype(n)> dist(0, n - 1);

			sample out;
			out.reserve(resamples);
			std::generate_n(std::back_inserter(out), resamples,
							[n, first, &estimator, &dist, &rng] {
								std::vector<double> resampled;
								resampled.reserve(n);
								std::generate_n(std::back_inserter(resampled), n,
												[first, &dist, &rng] { return first[dist(rng)]; });
								return estimator(resampled.begin(), resampled.end());
							});
			std::sort(out.begin(), out.end());
			return out;
		}

		template<typename Estimator, typename Iterator>
		sample jackknife(Estimator&& estimator, Iterator first, Iterator last)
		{
			auto n = last - first;
			auto second = std::next(first);
			sample results;
			results.reserve(n);

			for(auto it = first; it != last; ++it)
			{
				std::iter_swap(it, first);
				results.push_back(estimator(second, last));
			}

			return results;
		}

		inline double normal_cdf(double x)
		{
			return std::erfc(-x / std::sqrt(2.0)) / 2.0;
		}

		double erfc_inv(double x);

		double normal_quantile(double p);

		template<typename Iterator, typename Estimator>
		Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last,
								   sample const& resample, Estimator&& estimator)
		{
			auto n_samples = last - first;

			double point = estimator(first, last);
			// Degenerate case with a single sample
			if(n_samples == 1)
				return {point, point, point, confidence_level};

			sample jack = jackknife(estimator, first, last);
			double jack_mean = mean(jack.begin(), jack.end());
			double sum_squares, sum_cubes;
			std::tie(sum_squares, sum_cubes) = std::accumulate(
				jack.begin(), jack.end(), std::make_pair(0., 0.),
				[jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
					auto d = jack_mean - x;
					auto d2 = d * d;
					auto d3 = d2 * d;
					return {sqcb.first + d2, sqcb.second + d3};
				});

			double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
			int n = static_cast<int>(resample.size());
			double prob_n = std::count_if(resample.begin(), resample.end(),
										  [point](double x) { return x < point; }) /
							(double)n;
			// degenerate case with uniform samples
			if(prob_n == 0)
				return {point, point, point, confidence_level};

			double bias = normal_quantile(prob_n);
			double z1 = normal_quantile((1. - confidence_level) / 2.);

			auto cumn = [n](double x) -> int { return std::lround(normal_cdf(x) * n); };
			auto a = [bias, accel](double b) { return bias + b / (1. - accel * b); };
			double b1 = bias + z1;
			double b2 = bias - z1;
			double a1 = a(b1);
			double a2 = a(b2);
			auto lo = std::max(cumn(a1), 0);
			auto hi = std::min(cumn(a2), n - 1);

			return {point, resample[lo], resample[hi], confidence_level};
		}

		double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);

		struct bootstrap_analysis
		{
			Estimate<double> mean;
			Estimate<double> standard_deviation;
			double outlier_variance;
		};

		bootstrap_analysis analyse_samples(double confidence_level, int n_resamples,
										   std::vector<double>::iterator first,
										   std::vector<double>::iterator last);
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_stats.hpp
#include <algorithm>
#include <cmath>
#include <iterator>
#include <tuple>
#include <vector>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename Clock>
		std::vector<double> resolution(int k)
		{
			std::vector<TimePoint<Clock>> times;
			times.reserve(k + 1);
			std::generate_n(std::back_inserter(times), k + 1, now<Clock>{});

			std::vector<double> deltas;
			deltas.reserve(k);
			std::transform(std::next(times.begin()), times.end(), times.begin(),
						   std::back_inserter(deltas), [](TimePoint<Clock> a, TimePoint<Clock> b) {
							   return static_cast<double>((a - b).count());
						   });

			return deltas;
		}

		const auto warmup_iterations = 10000;
		const auto warmup_time = std::chrono::milliseconds(100);
		const auto minimum_ticks = 1000;
		const auto warmup_seed = 10000;
		const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
		const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
		const auto clock_cost_estimation_tick_limit = 100000;
		const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
		const auto clock_cost_estimation_iterations = 10000;

		template<typename Clock>
		int warmup()
		{
			return run_for_at_least<Clock>(
					   std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed,
					   &resolution<Clock>)
				.iterations;
		}
		template<typename Clock>
		EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations)
		{
			auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(
												 clock_resolution_estimation_time),
											 iterations, &resolution<Clock>)
						 .result;
			return {
				FloatDuration<Clock>(mean(r.begin(), r.end())),
				classify_outliers(r.begin(), r.end()),
			};
		}
		template<typename Clock>
		EnvironmentEstimate<FloatDuration<Clock>>
			estimate_clock_cost(FloatDuration<Clock> resolution)
		{
			auto time_limit = std::min(resolution * clock_cost_estimation_tick_limit,
									   FloatDuration<Clock>(clock_cost_estimation_time_limit));
			auto time_clock = [](int k) {
				return Detail::measure<Clock>([k] {
						   for(int i = 0; i < k; ++i)
						   {
							   volatile auto ignored = Clock::now();
							   (void)ignored;
						   }
					   })
					.elapsed;
			};
			time_clock(1);
			int iters = clock_cost_estimation_iterations;
			auto&& r = run_for_at_least<Clock>(
				std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters,
				time_clock);
			std::vector<double> times;
			int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
			times.reserve(nsamples);
			std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
				return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
			});
			return {
				FloatDuration<Clock>(mean(times.begin(), times.end())),
				classify_outliers(times.begin(), times.end()),
			};
		}

		template<typename Clock>
		Environment<FloatDuration<Clock>> measure_environment()
		{
			static Environment<FloatDuration<Clock>>* env = nullptr;
			if(env)
			{
				return *env;
			}

			auto iters = Detail::warmup<Clock>();
			auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
			auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);

			env = new Environment<FloatDuration<Clock>>{resolution, cost};
			return *env;
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_estimate_clock.hpp
// start catch_analyse.hpp

// Run and analyse one benchmark

// start catch_sample_analysis.hpp

// Benchmark results

#include <algorithm>
#include <iterator>
#include <string>
#include <vector>

namespace Catch
{
namespace Benchmark
{
	template<typename Duration>
	struct SampleAnalysis
	{
		std::vector<Duration> samples;
		Estimate<Duration> mean;
		Estimate<Duration> standard_deviation;
		OutlierClassification outliers;
		double outlier_variance;

		template<typename Duration2>
		operator SampleAnalysis<Duration2>() const
		{
			std::vector<Duration2> samples2;
			samples2.reserve(samples.size());
			std::transform(samples.begin(), samples.end(), std::back_inserter(samples2),
						   [](Duration d) { return Duration2(d); });
			return {
				std::move(samples2), mean, standard_deviation, outliers, outlier_variance,
			};
		}
	};
} // namespace Benchmark
} // namespace Catch

// end catch_sample_analysis.hpp
#include <algorithm>
#include <iterator>
#include <vector>

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		template<typename Duration, typename Iterator>
		SampleAnalysis<Duration> analyse(const IConfig& cfg, Environment<Duration>, Iterator first,
										 Iterator last)
		{
			if(!cfg.benchmarkNoAnalysis())
			{
				std::vector<double> samples;
				samples.reserve(last - first);
				std::transform(first, last, std::back_inserter(samples),
							   [](Duration d) { return d.count(); });

				auto analysis = Catch::Benchmark::Detail::analyse_samples(
					cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(),
					samples.end());
				auto outliers =
					Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());

				auto wrap_estimate = [](Estimate<double> e) {
					return Estimate<Duration>{
						Duration(e.point),
						Duration(e.lower_bound),
						Duration(e.upper_bound),
						e.confidence_interval,
					};
				};
				std::vector<Duration> samples2;
				samples2.reserve(samples.size());
				std::transform(samples.begin(), samples.end(), std::back_inserter(samples2),
							   [](double d) { return Duration(d); });
				return {
					std::move(samples2),
					wrap_estimate(analysis.mean),
					wrap_estimate(analysis.standard_deviation),
					outliers,
					analysis.outlier_variance,
				};
			}
			else
			{
				std::vector<Duration> samples;
				samples.reserve(last - first);

				Duration mean = Duration(0);
				int i = 0;
				for(auto it = first; it < last; ++it, ++i)
				{
					samples.push_back(Duration(*it));
					mean += Duration(*it);
				}
				mean /= i;

				return {std::move(samples), Estimate<Duration>{mean, mean, mean, 0.0},
						Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
						OutlierClassification{}, 0.0};
			}
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

// end catch_analyse.hpp
#include <algorithm>
#include <cmath>
#include <functional>
#include <string>
#include <vector>

namespace Catch
{
namespace Benchmark
{
	struct Benchmark
	{
		Benchmark(std::string&& name) : name(std::move(name)) {}

		template<class FUN>
		Benchmark(std::string&& name, FUN&& func) : fun(std::move(func)), name(std::move(name))
		{
		}

		template<typename Clock>
		ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig& cfg,
													Environment<FloatDuration<Clock>> env) const
		{
			auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
			auto run_time = std::max(
				min_time, std::chrono::duration_cast<decltype(min_time)>(Detail::warmup_time));
			auto&& test = Detail::run_for_at_least<Clock>(
				std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
			int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
			return {new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(),
					fun, std::chrono::duration_cast<FloatDuration<Clock>>(Detail::warmup_time),
					Detail::warmup_iterations};
		}

		template<typename Clock = default_clock>
		void run()
		{
			IConfigPtr cfg = getCurrentContext().getConfig();

			auto env = Detail::measure_environment<Clock>();

			getResultCapture().benchmarkPreparing(name);
			CATCH_TRY
			{
				auto plan = user_code([&] { return prepare<Clock>(*cfg, env); });

				BenchmarkInfo info{name,
								   plan.estimated_duration.count(),
								   plan.iterations_per_sample,
								   cfg->benchmarkSamples(),
								   cfg->benchmarkResamples(),
								   env.clock_resolution.mean.count(),
								   env.clock_cost.mean.count()};

				getResultCapture().benchmarkStarting(info);

				auto samples = user_code([&] { return plan.template run<Clock>(*cfg, env); });

				auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
				BenchmarkStats<std::chrono::duration<double, std::nano>> stats{
					info,
					analysis.samples,
					analysis.mean,
					analysis.standard_deviation,
					analysis.outliers,
					analysis.outlier_variance};
				getResultCapture().benchmarkEnded(stats);
			}
			CATCH_CATCH_ALL
			{
				if(translateActiveException() !=
				   Detail::benchmarkErrorMsg) // benchmark errors have been reported, otherwise
											  // rethrow.
					std::rethrow_exception(std::current_exception());
			}
		}

		// sets lambda to be used in fun *and* executes benchmark!
		template<typename Fun,
				 typename std::enable_if<!Detail::is_related<Fun, Benchmark>::value, int>::type = 0>
		Benchmark& operator=(Fun func)
		{
			fun = Detail::BenchmarkFunction(func);
			run();
			return *this;
		}

		explicit operator bool()
		{
			return true;
		}

	  private:
		Detail::BenchmarkFunction fun;
		std::string name;
	};
} // namespace Benchmark
} // namespace Catch

#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2

#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex) \
	if(Catch::Benchmark::Benchmark BenchmarkName{name})               \
	BenchmarkName = [&](int benchmarkIndex)

#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name) \
	if(Catch::Benchmark::Benchmark BenchmarkName{name})        \
	BenchmarkName = [&]

// end catch_benchmark.hpp
#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

#ifdef CATCH_IMPL
// start catch_impl.hpp

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#endif

// Keep these here for external reporters
// start catch_test_case_tracker.h

#include <memory>
#include <string>
#include <vector>

namespace Catch
{
namespace TestCaseTracking
{
	struct NameAndLocation
	{
		std::string name;
		SourceLineInfo location;

		NameAndLocation(std::string const& _name, SourceLineInfo const& _location);
	};

	struct ITracker;

	using ITrackerPtr = std::shared_ptr<ITracker>;

	struct ITracker
	{
		virtual ~ITracker();

		// static queries
		virtual NameAndLocation const& nameAndLocation() const = 0;

		// dynamic queries
		virtual bool isComplete() const = 0; // Successfully completed or failed
		virtual bool isSuccessfullyCompleted() const = 0;
		virtual bool isOpen() const = 0; // Started but not complete
		virtual bool hasChildren() const = 0;

		virtual ITracker& parent() = 0;

		// actions
		virtual void close() = 0; // Successfully complete
		virtual void fail() = 0;
		virtual void markAsNeedingAnotherRun() = 0;

		virtual void addChild(ITrackerPtr const& child) = 0;
		virtual ITrackerPtr findChild(NameAndLocation const& nameAndLocation) = 0;
		virtual void openChild() = 0;

		// Debug/ checking
		virtual bool isSectionTracker() const = 0;
		virtual bool isGeneratorTracker() const = 0;
	};

	class TrackerContext
	{
		enum RunState
		{
			NotStarted,
			Executing,
			CompletedCycle
		};

		ITrackerPtr m_rootTracker;
		ITracker* m_currentTracker = nullptr;
		RunState m_runState = NotStarted;

	  public:
		ITracker& startRun();
		void endRun();

		void startCycle();
		void completeCycle();

		bool completedCycle() const;
		ITracker& currentTracker();
		void setCurrentTracker(ITracker* tracker);
	};

	class TrackerBase : public ITracker
	{
	  protected:
		enum CycleState
		{
			NotStarted,
			Executing,
			ExecutingChildren,
			NeedsAnotherRun,
			CompletedSuccessfully,
			Failed
		};

		using Children = std::vector<ITrackerPtr>;
		NameAndLocation m_nameAndLocation;
		TrackerContext& m_ctx;
		ITracker* m_parent;
		Children m_children;
		CycleState m_runState = NotStarted;

	  public:
		TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent);

		NameAndLocation const& nameAndLocation() const override;
		bool isComplete() const override;
		bool isSuccessfullyCompleted() const override;
		bool isOpen() const override;
		bool hasChildren() const override;

		void addChild(ITrackerPtr const& child) override;

		ITrackerPtr findChild(NameAndLocation const& nameAndLocation) override;
		ITracker& parent() override;

		void openChild() override;

		bool isSectionTracker() const override;
		bool isGeneratorTracker() const override;

		void open();

		void close() override;
		void fail() override;
		void markAsNeedingAnotherRun() override;

	  private:
		void moveToParent();
		void moveToThis();
	};

	class SectionTracker : public TrackerBase
	{
		std::vector<std::string> m_filters;

	  public:
		SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx,
					   ITracker* parent);

		bool isSectionTracker() const override;

		bool isComplete() const override;

		static SectionTracker& acquire(TrackerContext& ctx, NameAndLocation const& nameAndLocation);

		void tryOpen();

		void addInitialFilters(std::vector<std::string> const& filters);
		void addNextFilters(std::vector<std::string> const& filters);
	};

} // namespace TestCaseTracking

using TestCaseTracking::ITracker;
using TestCaseTracking::SectionTracker;
using TestCaseTracking::TrackerContext;

} // namespace Catch

// end catch_test_case_tracker.h

// start catch_leak_detector.h

namespace Catch
{
struct LeakDetector
{
	LeakDetector();
	~LeakDetector();
};

} // namespace Catch
// end catch_leak_detector.h
// Cpp files will be included in the single-header file here
// start catch_stats.cpp

// Statistical analysis tools

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)

#include <cassert>
#include <random>

#if defined(CATCH_CONFIG_USE_ASYNC)
#include <future>
#endif

namespace
{
double erf_inv(double x)
{
	// Code accompanying the article "Approximating the erfinv function" in GPU Computing Gems,
	// Volume 2
	double w, p;

	w = -log((1.0 - x) * (1.0 + x));

	if(w < 6.250000)
	{
		w = w - 3.125000;
		p = -3.6444120640178196996e-21;
		p = -1.685059138182016589e-19 + p * w;
		p = 1.2858480715256400167e-18 + p * w;
		p = 1.115787767802518096e-17 + p * w;
		p = -1.333171662854620906e-16 + p * w;
		p = 2.0972767875968561637e-17 + p * w;
		p = 6.6376381343583238325e-15 + p * w;
		p = -4.0545662729752068639e-14 + p * w;
		p = -8.1519341976054721522e-14 + p * w;
		p = 2.6335093153082322977e-12 + p * w;
		p = -1.2975133253453532498e-11 + p * w;
		p = -5.4154120542946279317e-11 + p * w;
		p = 1.051212273321532285e-09 + p * w;
		p = -4.1126339803469836976e-09 + p * w;
		p = -2.9070369957882005086e-08 + p * w;
		p = 4.2347877827932403518e-07 + p * w;
		p = -1.3654692000834678645e-06 + p * w;
		p = -1.3882523362786468719e-05 + p * w;
		p = 0.0001867342080340571352 + p * w;
		p = -0.00074070253416626697512 + p * w;
		p = -0.0060336708714301490533 + p * w;
		p = 0.24015818242558961693 + p * w;
		p = 1.6536545626831027356 + p * w;
	}
	else if(w < 16.000000)
	{
		w = sqrt(w) - 3.250000;
		p = 2.2137376921775787049e-09;
		p = 9.0756561938885390979e-08 + p * w;
		p = -2.7517406297064545428e-07 + p * w;
		p = 1.8239629214389227755e-08 + p * w;
		p = 1.5027403968909827627e-06 + p * w;
		p = -4.013867526981545969e-06 + p * w;
		p = 2.9234449089955446044e-06 + p * w;
		p = 1.2475304481671778723e-05 + p * w;
		p = -4.7318229009055733981e-05 + p * w;
		p = 6.8284851459573175448e-05 + p * w;
		p = 2.4031110387097893999e-05 + p * w;
		p = -0.0003550375203628474796 + p * w;
		p = 0.00095328937973738049703 + p * w;
		p = -0.0016882755560235047313 + p * w;
		p = 0.0024914420961078508066 + p * w;
		p = -0.0037512085075692412107 + p * w;
		p = 0.005370914553590063617 + p * w;
		p = 1.0052589676941592334 + p * w;
		p = 3.0838856104922207635 + p * w;
	}
	else
	{
		w = sqrt(w) - 5.000000;
		p = -2.7109920616438573243e-11;
		p = -2.5556418169965252055e-10 + p * w;
		p = 1.5076572693500548083e-09 + p * w;
		p = -3.7894654401267369937e-09 + p * w;
		p = 7.6157012080783393804e-09 + p * w;
		p = -1.4960026627149240478e-08 + p * w;
		p = 2.9147953450901080826e-08 + p * w;
		p = -6.7711997758452339498e-08 + p * w;
		p = 2.2900482228026654717e-07 + p * w;
		p = -9.9298272942317002539e-07 + p * w;
		p = 4.5260625972231537039e-06 + p * w;
		p = -1.9681778105531670567e-05 + p * w;
		p = 7.5995277030017761139e-05 + p * w;
		p = -0.00021503011930044477347 + p * w;
		p = -0.00013871931833623122026 + p * w;
		p = 1.0103004648645343977 + p * w;
		p = 4.8499064014085844221 + p * w;
	}
	return p * x;
}

double standard_deviation(std::vector<double>::iterator first, std::vector<double>::iterator last)
{
	auto m = Catch::Benchmark::Detail::mean(first, last);
	double variance = std::accumulate(first, last, 0.,
									  [m](double a, double b) {
										  double diff = b - m;
										  return a + diff * diff;
									  }) /
					  (last - first);
	return std::sqrt(variance);
}

} // namespace

namespace Catch
{
namespace Benchmark
{
	namespace Detail
	{
		double weighted_average_quantile(int k, int q, std::vector<double>::iterator first,
										 std::vector<double>::iterator last)
		{
			auto count = last - first;
			double idx = (count - 1) * k / static_cast<double>(q);
			int j = static_cast<int>(idx);
			double g = idx - j;
			std::nth_element(first, first + j, last);
			auto xj = first[j];
			if(g == 0)
				return xj;

			auto xj1 = *std::min_element(first + (j + 1), last);
			return xj + g * (xj1 - xj);
		}

		double erfc_inv(double x)
		{
			return erf_inv(1.0 - x);
		}

		double normal_quantile(double p)
		{
			static const double ROOT_TWO = std::sqrt(2.0);

			double result = 0.0;
			assert(p >= 0 && p <= 1);
			if(p < 0 || p > 1)
			{
				return result;
			}

			result = -erfc_inv(2.0 * p);
			// result *= normal distribution standard deviation (1.0) * sqrt(2)
			result *= /*sd * */ ROOT_TWO;
			// result += normal disttribution mean (0)
			return result;
		}

		double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n)
		{
			double sb = stddev.point;
			double mn = mean.point / n;
			double mg_min = mn / 2.;
			double sg = std::min(mg_min / 4., sb / std::sqrt(n));
			double sg2 = sg * sg;
			double sb2 = sb * sb;

			auto c_max = [n, mn, sb2, sg2](double x) -> double {
				double k = mn - x;
				double d = k * k;
				double nd = n * d;
				double k0 = -n * nd;
				double k1 = sb2 - n * sg2 + nd;
				double det = k1 * k1 - 4 * sg2 * k0;
				return (int)(-2. * k0 / (k1 + std::sqrt(det)));
			};

			auto var_out = [n, sb2, sg2](double c) {
				double nc = n - c;
				return (nc / n) * (sb2 - nc * sg2);
			};

			return std::min(var_out(1), var_out(std::min(c_max(0.), c_max(mg_min)))) / sb2;
		}

		bootstrap_analysis analyse_samples(double confidence_level, int n_resamples,
										   std::vector<double>::iterator first,
										   std::vector<double>::iterator last)
		{
			CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
			static std::random_device entropy;
			CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS

			auto n = static_cast<int>(
				last - first); // seriously, one can't use integral types without hell in C++

			auto mean = &Detail::mean<std::vector<double>::iterator>;
			auto stddev = &standard_deviation;

#if defined(CATCH_CONFIG_USE_ASYNC)
			auto Estimate =
				[=](double (*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
					auto seed = entropy();
					return std::async(std::launch::async, [=] {
						std::mt19937 rng(seed);
						auto resampled = resample(rng, n_resamples, first, last, f);
						return bootstrap(confidence_level, first, last, resampled, f);
					});
				};

			auto mean_future = Estimate(mean);
			auto stddev_future = Estimate(stddev);

			auto mean_estimate = mean_future.get();
			auto stddev_estimate = stddev_future.get();
#else
			auto Estimate =
				[=](double (*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
					auto seed = entropy();
					std::mt19937 rng(seed);
					auto resampled = resample(rng, n_resamples, first, last, f);
					return bootstrap(confidence_level, first, last, resampled, f);
				};

			auto mean_estimate = Estimate(mean);
			auto stddev_estimate = Estimate(stddev);
#endif // CATCH_USE_ASYNC

			double outlier_variance = Detail::outlier_variance(mean_estimate, stddev_estimate, n);

			return {mean_estimate, stddev_estimate, outlier_variance};
		}
	} // namespace Detail
} // namespace Benchmark
} // namespace Catch

#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
// end catch_stats.cpp
// start catch_approx.cpp

#include <cmath>
#include <limits>

namespace
{
// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin)
{
	return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}

} // namespace

namespace Catch
{
namespace Detail
{
	Approx::Approx(double value)
		: m_epsilon(std::numeric_limits<float>::epsilon() * 100), m_margin(0.0), m_scale(0.0),
		  m_value(value)
	{
	}

	Approx Approx::custom()
	{
		return Approx(0);
	}

	Approx Approx::operator-() const
	{
		auto temp(*this);
		temp.m_value = -temp.m_value;
		return temp;
	}

	std::string Approx::toString() const
	{
		ReusableStringStream rss;
		rss << "Approx( " << ::Catch::Detail::stringify(m_value) << " )";
		return rss.str();
	}

	bool Approx::equalityComparisonImpl(const double other) const
	{
		// First try with fixed margin, then compute margin based on epsilon, scale and Approx's
		// value Thanks to Richard Harris for his help refining the scaled margin value
		return marginComparison(m_value, other, m_margin) ||
			   marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(m_value)));
	}

	void Approx::setMargin(double newMargin)
	{
		CATCH_ENFORCE(newMargin >= 0,
					  "Invalid Approx::margin: " << newMargin << '.'
												 << " Approx::Margin has to be non-negative.");
		m_margin = newMargin;
	}

	void Approx::setEpsilon(double newEpsilon)
	{
		CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
					  "Invalid Approx::epsilon: " << newEpsilon << '.'
												  << " Approx::epsilon has to be in [0, 1]");
		m_epsilon = newEpsilon;
	}

} // end namespace Detail

namespace literals
{
	Detail::Approx operator"" _a(long double val)
	{
		return Detail::Approx(val);
	}
	Detail::Approx operator"" _a(unsigned long long val)
	{
		return Detail::Approx(val);
	}
} // end namespace literals

std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value)
{
	return value.toString();
}

} // end namespace Catch
// end catch_approx.cpp
// start catch_assertionhandler.cpp

// start catch_debugger.h

namespace Catch
{
bool isDebuggerActive();
}

#ifdef CATCH_PLATFORM_MAC

#define CATCH_TRAP() __asm__("int $3\n" : :) /* NOLINT */

#elif defined(CATCH_PLATFORM_LINUX)
// If we can use inline assembler, do it because this allows us to break
// directly at the location of the failing check instead of breaking inside
// raise() called from it, i.e. one stack frame below.
#if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
#define CATCH_TRAP() asm volatile("int $3") /* NOLINT */
#else // Fall back to the generic way.
#include <signal.h>

#define CATCH_TRAP() raise(SIGTRAP)
#endif
#elif defined(_MSC_VER)
#define CATCH_TRAP() __debugbreak()
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) void __stdcall DebugBreak();
#define CATCH_TRAP() DebugBreak()
#endif

#ifdef CATCH_TRAP
#define CATCH_BREAK_INTO_DEBUGGER()   \
	[] {                              \
		if(Catch::isDebuggerActive()) \
		{                             \
			CATCH_TRAP();             \
		}                             \
	}()
#else
#define CATCH_BREAK_INTO_DEBUGGER() [] {}()
#endif

// end catch_debugger.h
// start catch_run_context.h

// start catch_fatal_condition.h

// start catch_windows_h_proxy.h

#if defined(CATCH_PLATFORM_WINDOWS)

#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX)
#define CATCH_DEFINED_NOMINMAX
#define NOMINMAX
#endif
#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN)
#define CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif

#ifdef __AFXDLL
#include <AfxWin.h>
#else
#include <windows.h>
#endif

#ifdef CATCH_DEFINED_NOMINMAX
#undef NOMINMAX
#endif
#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#undef WIN32_LEAN_AND_MEAN
#endif

#endif // defined(CATCH_PLATFORM_WINDOWS)

// end catch_windows_h_proxy.h
#if defined(CATCH_CONFIG_WINDOWS_SEH)

namespace Catch
{
struct FatalConditionHandler
{
	static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo);
	FatalConditionHandler();
	static void reset();
	~FatalConditionHandler();

  private:
	static bool isSet;
	static ULONG guaranteeSize;
	static PVOID exceptionHandlerHandle;
};

} // namespace Catch

#elif defined(CATCH_CONFIG_POSIX_SIGNALS)

#include <signal.h>

namespace Catch
{
struct FatalConditionHandler
{
	static bool isSet;
	static struct sigaction oldSigActions[];
	static stack_t oldSigStack;
	static char altStackMem[];

	static void handleSignal(int sig);

	FatalConditionHandler();
	~FatalConditionHandler();
	static void reset();
};

} // namespace Catch

#else

namespace Catch
{
struct FatalConditionHandler
{
	void reset();
};
} // namespace Catch

#endif

// end catch_fatal_condition.h
#include <string>

namespace Catch
{
struct IMutableContext;

///////////////////////////////////////////////////////////////////////////

class RunContext : public IResultCapture, public IRunner
{
  public:
	RunContext(RunContext const&) = delete;
	RunContext& operator=(RunContext const&) = delete;

	explicit RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter);

	~RunContext() override;

	void testGroupStarting(std::string const& testSpec, std::size_t groupIndex,
						   std::size_t groupsCount);
	void testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex,
						std::size_t groupsCount);

	Totals runTest(TestCase const& testCase);

	IConfigPtr config() const;
	IStreamingReporter& reporter() const;

  public: // IResultCapture
	// Assertion handlers
	void handleExpr(AssertionInfo const& info, ITransientExpression const& expr,
					AssertionReaction& reaction) override;
	void handleMessage(AssertionInfo const& info, ResultWas::OfType resultType,
					   StringRef const& message, AssertionReaction& reaction) override;
	void handleUnexpectedExceptionNotThrown(AssertionInfo const& info,
											AssertionReaction& reaction) override;
	void handleUnexpectedInflightException(AssertionInfo const& info, std::string const& message,
										   AssertionReaction& reaction) override;
	void handleIncomplete(AssertionInfo const& info) override;
	void handleNonExpr(AssertionInfo const& info, ResultWas::OfType resultType,
					   AssertionReaction& reaction) override;

	bool sectionStarted(SectionInfo const& sectionInfo, Counts& assertions) override;

	void sectionEnded(SectionEndInfo const& endInfo) override;
	void sectionEndedEarly(SectionEndInfo const& endInfo) override;

	auto acquireGeneratorTracker(SourceLineInfo const& lineInfo) -> IGeneratorTracker& override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& info) override;
	void benchmarkEnded(BenchmarkStats<> const& stats) override;
	void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void pushScopedMessage(MessageInfo const& message) override;
	void popScopedMessage(MessageInfo const& message) override;

	void emplaceUnscopedMessage(MessageBuilder const& builder) override;

	std::string getCurrentTestName() const override;

	const AssertionResult* getLastResult() const override;

	void exceptionEarlyReported() override;

	void handleFatalErrorCondition(StringRef message) override;

	bool lastAssertionPassed() override;

	void assertionPassed() override;

  public:
	// !TBD We need to do this another way!
	bool aborting() const final;

  private:
	void runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr);
	void invokeActiveTestCase();

	void resetAssertionInfo();
	bool testForMissingAssertions(Counts& assertions);

	void assertionEnded(AssertionResult const& result);
	void reportExpr(AssertionInfo const& info, ResultWas::OfType resultType,
					ITransientExpression const* expr, bool negated);

	void populateReaction(AssertionReaction& reaction);

  private:
	void handleUnfinishedSections();

	TestRunInfo m_runInfo;
	IMutableContext& m_context;
	TestCase const* m_activeTestCase = nullptr;
	ITracker* m_testCaseTracker = nullptr;
	Option<AssertionResult> m_lastResult;

	IConfigPtr m_config;
	Totals m_totals;
	IStreamingReporterPtr m_reporter;
	std::vector<MessageInfo> m_messages;
	std::vector<ScopedMessage> m_messageScopes; /* Keeps owners of so-called unscoped messages. */
	AssertionInfo m_lastAssertionInfo;
	std::vector<SectionEndInfo> m_unfinishedSections;
	std::vector<ITracker*> m_activeSections;
	TrackerContext m_trackerContext;
	bool m_lastAssertionPassed = false;
	bool m_shouldReportUnexpected = true;
	bool m_includeSuccessfulResults;
};

} // end namespace Catch

// end catch_run_context.h
namespace Catch
{
namespace
{
	auto operator<<(std::ostream& os, ITransientExpression const& expr) -> std::ostream&
	{
		expr.streamReconstructedExpression(os);
		return os;
	}
} // namespace

LazyExpression::LazyExpression(bool isNegated) : m_isNegated(isNegated) {}

LazyExpression::LazyExpression(LazyExpression const& other) : m_isNegated(other.m_isNegated) {}

LazyExpression::operator bool() const
{
	return m_transientExpression != nullptr;
}

auto operator<<(std::ostream& os, LazyExpression const& lazyExpr) -> std::ostream&
{
	if(lazyExpr.m_isNegated)
		os << "!";

	if(lazyExpr)
	{
		if(lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression())
			os << "(" << *lazyExpr.m_transientExpression << ")";
		else
			os << *lazyExpr.m_transientExpression;
	}
	else
	{
		os << "{** error - unchecked empty expression requested **}";
	}
	return os;
}

AssertionHandler::AssertionHandler(StringRef const& macroName, SourceLineInfo const& lineInfo,
								   StringRef capturedExpression,
								   ResultDisposition::Flags resultDisposition)
	: m_assertionInfo{macroName, lineInfo, capturedExpression, resultDisposition},
	  m_resultCapture(getResultCapture())
{
}

void AssertionHandler::handleExpr(ITransientExpression const& expr)
{
	m_resultCapture.handleExpr(m_assertionInfo, expr, m_reaction);
}
void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef const& message)
{
	m_resultCapture.handleMessage(m_assertionInfo, resultType, message, m_reaction);
}

auto AssertionHandler::allowThrows() const -> bool
{
	return getCurrentContext().getConfig()->allowThrows();
}

void AssertionHandler::complete()
{
	setCompleted();
	if(m_reaction.shouldDebugBreak)
	{
		// If you find your debugger stopping you here then go one level up on the
		// call-stack for the code that caused it (typically a failed assertion)

		// (To go back to the test and change execution, jump over the throw, next)
		CATCH_BREAK_INTO_DEBUGGER();
	}
	if(m_reaction.shouldThrow)
	{
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
		throw Catch::TestFailureException();
#else
		CATCH_ERROR("Test failure requires aborting test!");
#endif
	}
}
void AssertionHandler::setCompleted()
{
	m_completed = true;
}

void AssertionHandler::handleUnexpectedInflightException()
{
	m_resultCapture.handleUnexpectedInflightException(
		m_assertionInfo, Catch::translateActiveException(), m_reaction);
}

void AssertionHandler::handleExceptionThrownAsExpected()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleExceptionNotThrownAsExpected()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}

void AssertionHandler::handleUnexpectedExceptionNotThrown()
{
	m_resultCapture.handleUnexpectedExceptionNotThrown(m_assertionInfo, m_reaction);
}

void AssertionHandler::handleThrowingCallSkipped()
{
	m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}

// This is the overload that takes a string and infers the Equals matcher from it
// The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str,
							  StringRef const& matcherString)
{
	handleExceptionMatchExpr(handler, Matchers::Equals(str), matcherString);
}

} // namespace Catch
// end catch_assertionhandler.cpp
// start catch_assertionresult.cpp

namespace Catch
{
AssertionResultData::AssertionResultData(ResultWas::OfType _resultType,
										 LazyExpression const& _lazyExpression)
	: lazyExpression(_lazyExpression), resultType(_resultType)
{
}

std::string AssertionResultData::reconstructExpression() const
{
	if(reconstructedExpression.empty())
	{
		if(lazyExpression)
		{
			ReusableStringStream rss;
			rss << lazyExpression;
			reconstructedExpression = rss.str();
		}
	}
	return reconstructedExpression;
}

AssertionResult::AssertionResult(AssertionInfo const& info, AssertionResultData const& data)
	: m_info(info), m_resultData(data)
{
}

// Result was a success
bool AssertionResult::succeeded() const
{
	return Catch::isOk(m_resultData.resultType);
}

// Result was a success, or failure is suppressed
bool AssertionResult::isOk() const
{
	return Catch::isOk(m_resultData.resultType) || shouldSuppressFailure(m_info.resultDisposition);
}

ResultWas::OfType AssertionResult::getResultType() const
{
	return m_resultData.resultType;
}

bool AssertionResult::hasExpression() const
{
	return m_info.capturedExpression[0] != 0;
}

bool AssertionResult::hasMessage() const
{
	return !m_resultData.message.empty();
}

std::string AssertionResult::getExpression() const
{
	if(isFalseTest(m_info.resultDisposition))
		return "!(" + m_info.capturedExpression + ")";
	else
		return m_info.capturedExpression;
}

std::string AssertionResult::getExpressionInMacro() const
{
	std::string expr;
	if(m_info.macroName[0] == 0)
		expr = m_info.capturedExpression;
	else
	{
		expr.reserve(m_info.macroName.size() + m_info.capturedExpression.size() + 4);
		expr += m_info.macroName;
		expr += "( ";
		expr += m_info.capturedExpression;
		expr += " )";
	}
	return expr;
}

bool AssertionResult::hasExpandedExpression() const
{
	return hasExpression() && getExpandedExpression() != getExpression();
}

std::string AssertionResult::getExpandedExpression() const
{
	std::string expr = m_resultData.reconstructExpression();
	return expr.empty() ? getExpression() : expr;
}

std::string AssertionResult::getMessage() const
{
	return m_resultData.message;
}
SourceLineInfo AssertionResult::getSourceInfo() const
{
	return m_info.lineInfo;
}

StringRef AssertionResult::getTestMacroName() const
{
	return m_info.macroName;
}

} // end namespace Catch
// end catch_assertionresult.cpp
// start catch_capture_matchers.cpp

namespace Catch
{
using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

// This is the general overload that takes a any string matcher
// There is another overload, in catch_assertionhandler.h/.cpp, that only takes a string and infers
// the Equals matcher (so the header does not mention matchers)
void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher,
							  StringRef const& matcherString)
{
	std::string exceptionMessage = Catch::translateActiveException();
	MatchExpr<std::string, StringMatcher const&> expr(exceptionMessage, matcher, matcherString);
	handler.handleExpr(expr);
}

} // namespace Catch
// end catch_capture_matchers.cpp
// start catch_commandline.cpp

// start catch_commandline.h

// start catch_clara.h

// Use Catch's value for console width (store Clara's off to the side, if present)
#ifdef CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#endif
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH - 1

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#pragma clang diagnostic ignored "-Wshadow"
#endif

// start clara.hpp
// Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See https://github.com/philsquared/Clara for more details

// Clara v1.1.5

#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80
#endif

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#endif

#ifndef CLARA_CONFIG_OPTIONAL_TYPE
#ifdef __has_include
#if __has_include(<optional>) && __cplusplus >= 201703L
#include <optional>
#define CLARA_CONFIG_OPTIONAL_TYPE std::optional
#endif
#endif
#endif

// ----------- #included from clara_textflow.hpp -----------

// TextFlowCpp
//
// A single-header library for wrapping and laying out basic text, by Phil Nash
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// This project is hosted at https://github.com/philsquared/textflowcpp

#include <cassert>
#include <ostream>
#include <sstream>
#include <vector>

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch
{
namespace clara
{
	namespace TextFlow
	{
		inline auto isWhitespace(char c) -> bool
		{
			static std::string chars = " \t\n\r";
			return chars.find(c) != std::string::npos;
		}
		inline auto isBreakableBefore(char c) -> bool
		{
			static std::string chars = "[({<|";
			return chars.find(c) != std::string::npos;
		}
		inline auto isBreakableAfter(char c) -> bool
		{
			static std::string chars = "])}>.,:;*+-=&/\\";
			return chars.find(c) != std::string::npos;
		}

		class Columns;

		class Column
		{
			std::vector<std::string> m_strings;
			size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH;
			size_t m_indent = 0;
			size_t m_initialIndent = std::string::npos;

		  public:
			class iterator
			{
				friend Column;

				Column const& m_column;
				size_t m_stringIndex = 0;
				size_t m_pos = 0;

				size_t m_len = 0;
				size_t m_end = 0;
				bool m_suffix = false;

				iterator(Column const& column, size_t stringIndex)
					: m_column(column), m_stringIndex(stringIndex)
				{
				}

				auto line() const -> std::string const&
				{
					return m_column.m_strings[m_stringIndex];
				}

				auto isBoundary(size_t at) const -> bool
				{
					assert(at > 0);
					assert(at <= line().size());

					return at == line().size() ||
						   (isWhitespace(line()[at]) && !isWhitespace(line()[at - 1])) ||
						   isBreakableBefore(line()[at]) || isBreakableAfter(line()[at - 1]);
				}

				void calcLength()
				{
					assert(m_stringIndex < m_column.m_strings.size());

					m_suffix = false;
					auto width = m_column.m_width - indent();
					m_end = m_pos;
					if(line()[m_pos] == '\n')
					{
						++m_end;
					}
					while(m_end < line().size() && line()[m_end] != '\n')
						++m_end;

					if(m_end < m_pos + width)
					{
						m_len = m_end - m_pos;
					}
					else
					{
						size_t len = width;
						while(len > 0 && !isBoundary(m_pos + len))
							--len;
						while(len > 0 && isWhitespace(line()[m_pos + len - 1]))
							--len;

						if(len > 0)
						{
							m_len = len;
						}
						else
						{
							m_suffix = true;
							m_len = width - 1;
						}
					}
				}

				auto indent() const -> size_t
				{
					auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent
																	: std::string::npos;
					return initial == std::string::npos ? m_column.m_indent : initial;
				}

				auto addIndentAndSuffix(std::string const& plain) const -> std::string
				{
					return std::string(indent(), ' ') + (m_suffix ? plain + "-" : plain);
				}

			  public:
				using difference_type = std::ptrdiff_t;
				using value_type = std::string;
				using pointer = value_type*;
				using reference = value_type&;
				using iterator_category = std::forward_iterator_tag;

				explicit iterator(Column const& column) : m_column(column)
				{
					assert(m_column.m_width > m_column.m_indent);
					assert(m_column.m_initialIndent == std::string::npos ||
						   m_column.m_width > m_column.m_initialIndent);
					calcLength();
					if(m_len == 0)
						m_stringIndex++; // Empty string
				}

				auto operator*() const -> std::string
				{
					assert(m_stringIndex < m_column.m_strings.size());
					assert(m_pos <= m_end);
					return addIndentAndSuffix(line().substr(m_pos, m_len));
				}

				auto operator++() -> iterator&
				{
					m_pos += m_len;
					if(m_pos < line().size() && line()[m_pos] == '\n')
						m_pos += 1;
					else
						while(m_pos < line().size() && isWhitespace(line()[m_pos]))
							++m_pos;

					if(m_pos == line().size())
					{
						m_pos = 0;
						++m_stringIndex;
					}
					if(m_stringIndex < m_column.m_strings.size())
						calcLength();
					return *this;
				}
				auto operator++(int) -> iterator
				{
					iterator prev(*this);
					operator++();
					return prev;
				}

				auto operator==(iterator const& other) const -> bool
				{
					return m_pos == other.m_pos && m_stringIndex == other.m_stringIndex &&
						   &m_column == &other.m_column;
				}
				auto operator!=(iterator const& other) const -> bool
				{
					return !operator==(other);
				}
			};
			using const_iterator = iterator;

			explicit Column(std::string const& text)
			{
				m_strings.push_back(text);
			}

			auto width(size_t newWidth) -> Column&
			{
				assert(newWidth > 0);
				m_width = newWidth;
				return *this;
			}
			auto indent(size_t newIndent) -> Column&
			{
				m_indent = newIndent;
				return *this;
			}
			auto initialIndent(size_t newIndent) -> Column&
			{
				m_initialIndent = newIndent;
				return *this;
			}

			auto width() const -> size_t
			{
				return m_width;
			}
			auto begin() const -> iterator
			{
				return iterator(*this);
			}
			auto end() const -> iterator
			{
				return {*this, m_strings.size()};
			}

			inline friend std::ostream& operator<<(std::ostream& os, Column const& col)
			{
				bool first = true;
				for(auto line : col)
				{
					if(first)
						first = false;
					else
						os << "\n";
					os << line;
				}
				return os;
			}

			auto operator+(Column const& other) -> Columns;

			auto toString() const -> std::string
			{
				std::ostringstream oss;
				oss << *this;
				return oss.str();
			}
		};

		class Spacer : public Column
		{
		  public:
			explicit Spacer(size_t spaceWidth) : Column("")
			{
				width(spaceWidth);
			}
		};

		class Columns
		{
			std::vector<Column> m_columns;

		  public:
			class iterator
			{
				friend Columns;
				struct EndTag
				{
				};

				std::vector<Column> const& m_columns;
				std::vector<Column::iterator> m_iterators;
				size_t m_activeIterators;

				iterator(Columns const& columns, EndTag)
					: m_columns(columns.m_columns), m_activeIterators(0)
				{
					m_iterators.reserve(m_columns.size());

					for(auto const& col : m_columns)
						m_iterators.push_back(col.end());
				}

			  public:
				using difference_type = std::ptrdiff_t;
				using value_type = std::string;
				using pointer = value_type*;
				using reference = value_type&;
				using iterator_category = std::forward_iterator_tag;

				explicit iterator(Columns const& columns)
					: m_columns(columns.m_columns), m_activeIterators(m_columns.size())
				{
					m_iterators.reserve(m_columns.size());

					for(auto const& col : m_columns)
						m_iterators.push_back(col.begin());
				}

				auto operator==(iterator const& other) const -> bool
				{
					return m_iterators == other.m_iterators;
				}
				auto operator!=(iterator const& other) const -> bool
				{
					return m_iterators != other.m_iterators;
				}
				auto operator*() const -> std::string
				{
					std::string row, padding;

					for(size_t i = 0; i < m_columns.size(); ++i)
					{
						auto width = m_columns[i].width();
						if(m_iterators[i] != m_columns[i].end())
						{
							std::string col = *m_iterators[i];
							row += padding + col;
							if(col.size() < width)
								padding = std::string(width - col.size(), ' ');
							else
								padding = "";
						}
						else
						{
							padding += std::string(width, ' ');
						}
					}
					return row;
				}
				auto operator++() -> iterator&
				{
					for(size_t i = 0; i < m_columns.size(); ++i)
					{
						if(m_iterators[i] != m_columns[i].end())
							++m_iterators[i];
					}
					return *this;
				}
				auto operator++(int) -> iterator
				{
					iterator prev(*this);
					operator++();
					return prev;
				}
			};
			using const_iterator = iterator;

			auto begin() const -> iterator
			{
				return iterator(*this);
			}
			auto end() const -> iterator
			{
				return {*this, iterator::EndTag()};
			}

			auto operator+=(Column const& col) -> Columns&
			{
				m_columns.push_back(col);
				return *this;
			}
			auto operator+(Column const& col) -> Columns
			{
				Columns combined = *this;
				combined += col;
				return combined;
			}

			inline friend std::ostream& operator<<(std::ostream& os, Columns const& cols)
			{
				bool first = true;
				for(auto line : cols)
				{
					if(first)
						first = false;
					else
						os << "\n";
					os << line;
				}
				return os;
			}

			auto toString() const -> std::string
			{
				std::ostringstream oss;
				oss << *this;
				return oss.str();
			}
		};

		inline auto Column::operator+(Column const& other) -> Columns
		{
			Columns cols;
			cols += *this;
			cols += other;
			return cols;
		}
	} // namespace TextFlow

} // namespace clara
} // namespace Catch

// ----------- end of #include from clara_textflow.hpp -----------
// ........... back in clara.hpp

#include <algorithm>
#include <cctype>
#include <memory>
#include <set>
#include <string>

#if !defined(CATCH_PLATFORM_WINDOWS) && \
	(defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER))
#define CATCH_PLATFORM_WINDOWS
#endif

namespace Catch
{
namespace clara
{
	namespace detail
	{
		// Traits for extracting arg and return type of lambdas (for single argument lambdas)
		template<typename L>
		struct UnaryLambdaTraits : UnaryLambdaTraits<decltype(&L::operator())>
		{
		};

		template<typename ClassT, typename ReturnT, typename... Args>
		struct UnaryLambdaTraits<ReturnT (ClassT::*)(Args...) const>
		{
			static const bool isValid = false;
		};

		template<typename ClassT, typename ReturnT, typename ArgT>
		struct UnaryLambdaTraits<ReturnT (ClassT::*)(ArgT) const>
		{
			static const bool isValid = true;
			using ArgType =
				typename std::remove_const<typename std::remove_reference<ArgT>::type>::type;
			using ReturnType = ReturnT;
		};

		class TokenStream;

		// Transport for raw args (copied from main args, or supplied via init list for testing)
		class Args
		{
			friend TokenStream;
			std::string m_exeName;
			std::vector<std::string> m_args;

		  public:
			Args(int argc, char const* const* argv)
				: m_exeName(argv[0]), m_args(argv + 1, argv + argc)
			{
			}

			Args(std::initializer_list<std::string> args)
				: m_exeName(*args.begin()), m_args(args.begin() + 1, args.end())
			{
			}

			auto exeName() const -> std::string
			{
				return m_exeName;
			}
		};

		// Wraps a token coming from a token stream. These may not directly correspond to strings as
		// a single string may encode an option + its argument if the : or = form is used
		enum class TokenType
		{
			Option,
			Argument
		};
		struct Token
		{
			TokenType type;
			std::string token;
		};

		inline auto isOptPrefix(char c) -> bool
		{
			return c == '-'
#ifdef CATCH_PLATFORM_WINDOWS
				   || c == '/'
#endif
				;
		}

		// Abstracts iterators into args as a stream of tokens, with option arguments uniformly
		// handled
		class TokenStream
		{
			using Iterator = std::vector<std::string>::const_iterator;
			Iterator it;
			Iterator itEnd;
			std::vector<Token> m_tokenBuffer;

			void loadBuffer()
			{
				m_tokenBuffer.resize(0);

				// Skip any empty strings
				while(it != itEnd && it->empty())
					++it;

				if(it != itEnd)
				{
					auto const& next = *it;
					if(isOptPrefix(next[0]))
					{
						auto delimiterPos = next.find_first_of(" :=");
						if(delimiterPos != std::string::npos)
						{
							m_tokenBuffer.push_back(
								{TokenType::Option, next.substr(0, delimiterPos)});
							m_tokenBuffer.push_back(
								{TokenType::Argument, next.substr(delimiterPos + 1)});
						}
						else
						{
							if(next[1] != '-' && next.size() > 2)
							{
								std::string opt = "- ";
								for(size_t i = 1; i < next.size(); ++i)
								{
									opt[1] = next[i];
									m_tokenBuffer.push_back({TokenType::Option, opt});
								}
							}
							else
							{
								m_tokenBuffer.push_back({TokenType::Option, next});
							}
						}
					}
					else
					{
						m_tokenBuffer.push_back({TokenType::Argument, next});
					}
				}
			}

		  public:
			explicit TokenStream(Args const& args)
				: TokenStream(args.m_args.begin(), args.m_args.end())
			{
			}

			TokenStream(Iterator it, Iterator itEnd) : it(it), itEnd(itEnd)
			{
				loadBuffer();
			}

			explicit operator bool() const
			{
				return !m_tokenBuffer.empty() || it != itEnd;
			}

			auto count() const -> size_t
			{
				return m_tokenBuffer.size() + (itEnd - it);
			}

			auto operator*() const -> Token
			{
				assert(!m_tokenBuffer.empty());
				return m_tokenBuffer.front();
			}

			auto operator-> () const -> Token const*
			{
				assert(!m_tokenBuffer.empty());
				return &m_tokenBuffer.front();
			}

			auto operator++() -> TokenStream&
			{
				if(m_tokenBuffer.size() >= 2)
				{
					m_tokenBuffer.erase(m_tokenBuffer.begin());
				}
				else
				{
					if(it != itEnd)
						++it;
					loadBuffer();
				}
				return *this;
			}
		};

		class ResultBase
		{
		  public:
			enum Type
			{
				Ok,
				LogicError,
				RuntimeError
			};

		  protected:
			ResultBase(Type type) : m_type(type) {}
			virtual ~ResultBase() = default;

			virtual void enforceOk() const = 0;

			Type m_type;
		};

		template<typename T>
		class ResultValueBase : public ResultBase
		{
		  public:
			auto value() const -> T const&
			{
				enforceOk();
				return m_value;
			}

		  protected:
			ResultValueBase(Type type) : ResultBase(type) {}

			ResultValueBase(ResultValueBase const& other) : ResultBase(other)
			{
				if(m_type == ResultBase::Ok)
					new(&m_value) T(other.m_value);
			}

			ResultValueBase(Type, T const& value) : ResultBase(Ok)
			{
				new(&m_value) T(value);
			}

			auto operator=(ResultValueBase const& other) -> ResultValueBase&
			{
				if(m_type == ResultBase::Ok)
					m_value.~T();
				ResultBase::operator=(other);
				if(m_type == ResultBase::Ok)
					new(&m_value) T(other.m_value);
				return *this;
			}

			~ResultValueBase() override
			{
				if(m_type == Ok)
					m_value.~T();
			}

			union
			{
				T m_value;
			};
		};

		template<>
		class ResultValueBase<void> : public ResultBase
		{
		  protected:
			using ResultBase::ResultBase;
		};

		template<typename T = void>
		class BasicResult : public ResultValueBase<T>
		{
		  public:
			template<typename U>
			explicit BasicResult(BasicResult<U> const& other)
				: ResultValueBase<T>(other.type()), m_errorMessage(other.errorMessage())
			{
				assert(type() != ResultBase::Ok);
			}

			template<typename U>
			static auto ok(U const& value) -> BasicResult
			{
				return {ResultBase::Ok, value};
			}
			static auto ok() -> BasicResult
			{
				return {ResultBase::Ok};
			}
			static auto logicError(std::string const& message) -> BasicResult
			{
				return {ResultBase::LogicError, message};
			}
			static auto runtimeError(std::string const& message) -> BasicResult
			{
				return {ResultBase::RuntimeError, message};
			}

			explicit operator bool() const
			{
				return m_type == ResultBase::Ok;
			}
			auto type() const -> ResultBase::Type
			{
				return m_type;
			}
			auto errorMessage() const -> std::string
			{
				return m_errorMessage;
			}

		  protected:
			void enforceOk() const override
			{
				// Errors shouldn't reach this point, but if they do
				// the actual error message will be in m_errorMessage
				assert(m_type != ResultBase::LogicError);
				assert(m_type != ResultBase::RuntimeError);
				if(m_type != ResultBase::Ok)
					std::abort();
			}

			std::string m_errorMessage; // Only populated if resultType is an error

			BasicResult(ResultBase::Type type, std::string const& message)
				: ResultValueBase<T>(type), m_errorMessage(message)
			{
				assert(m_type != ResultBase::Ok);
			}

			using ResultValueBase<T>::ResultValueBase;
			using ResultBase::m_type;
		};

		enum class ParseResultType
		{
			Matched,
			NoMatch,
			ShortCircuitAll,
			ShortCircuitSame
		};

		class ParseState
		{
		  public:
			ParseState(ParseResultType type, TokenStream const& remainingTokens)
				: m_type(type), m_remainingTokens(remainingTokens)
			{
			}

			auto type() const -> ParseResultType
			{
				return m_type;
			}
			auto remainingTokens() const -> TokenStream
			{
				return m_remainingTokens;
			}

		  private:
			ParseResultType m_type;
			TokenStream m_remainingTokens;
		};

		using Result = BasicResult<void>;
		using ParserResult = BasicResult<ParseResultType>;
		using InternalParseResult = BasicResult<ParseState>;

		struct HelpColumns
		{
			std::string left;
			std::string right;
		};

		template<typename T>
		inline auto convertInto(std::string const& source, T& target) -> ParserResult
		{
			std::stringstream ss;
			ss << source;
			ss >> target;
			if(ss.fail())
				return ParserResult::runtimeError("Unable to convert '" + source +
												  "' to destination type");
			else
				return ParserResult::ok(ParseResultType::Matched);
		}
		inline auto convertInto(std::string const& source, std::string& target) -> ParserResult
		{
			target = source;
			return ParserResult::ok(ParseResultType::Matched);
		}
		inline auto convertInto(std::string const& source, bool& target) -> ParserResult
		{
			std::string srcLC = source;
			std::transform(srcLC.begin(), srcLC.end(), srcLC.begin(),
						   [](char c) { return static_cast<char>(std::tolower(c)); });
			if(srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on")
				target = true;
			else if(srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" ||
					srcLC == "off")
				target = false;
			else
				return ParserResult::runtimeError(
					"Expected a boolean value but did not recognise: '" + source + "'");
			return ParserResult::ok(ParseResultType::Matched);
		}
#ifdef CLARA_CONFIG_OPTIONAL_TYPE
		template<typename T>
		inline auto convertInto(std::string const& source, CLARA_CONFIG_OPTIONAL_TYPE<T>& target)
			-> ParserResult
		{
			T temp;
			auto result = convertInto(source, temp);
			if(result)
				target = std::move(temp);
			return result;
		}
#endif // CLARA_CONFIG_OPTIONAL_TYPE

		struct NonCopyable
		{
			NonCopyable() = default;
			NonCopyable(NonCopyable const&) = delete;
			NonCopyable(NonCopyable&&) = delete;
			NonCopyable& operator=(NonCopyable const&) = delete;
			NonCopyable& operator=(NonCopyable&&) = delete;
		};

		struct BoundRef : NonCopyable
		{
			virtual ~BoundRef() = default;
			virtual auto isContainer() const -> bool
			{
				return false;
			}
			virtual auto isFlag() const -> bool
			{
				return false;
			}
		};
		struct BoundValueRefBase : BoundRef
		{
			virtual auto setValue(std::string const& arg) -> ParserResult = 0;
		};
		struct BoundFlagRefBase : BoundRef
		{
			virtual auto setFlag(bool flag) -> ParserResult = 0;
			virtual auto isFlag() const -> bool
			{
				return true;
			}
		};

		template<typename T>
		struct BoundValueRef : BoundValueRefBase
		{
			T& m_ref;

			explicit BoundValueRef(T& ref) : m_ref(ref) {}

			auto setValue(std::string const& arg) -> ParserResult override
			{
				return convertInto(arg, m_ref);
			}
		};

		template<typename T>
		struct BoundValueRef<std::vector<T>> : BoundValueRefBase
		{
			std::vector<T>& m_ref;

			explicit BoundValueRef(std::vector<T>& ref) : m_ref(ref) {}

			auto isContainer() const -> bool override
			{
				return true;
			}

			auto setValue(std::string const& arg) -> ParserResult override
			{
				T temp;
				auto result = convertInto(arg, temp);
				if(result)
					m_ref.push_back(temp);
				return result;
			}
		};

		struct BoundFlagRef : BoundFlagRefBase
		{
			bool& m_ref;

			explicit BoundFlagRef(bool& ref) : m_ref(ref) {}

			auto setFlag(bool flag) -> ParserResult override
			{
				m_ref = flag;
				return ParserResult::ok(ParseResultType::Matched);
			}
		};

		template<typename ReturnType>
		struct LambdaInvoker
		{
			static_assert(std::is_same<ReturnType, ParserResult>::value,
						  "Lambda must return void or clara::ParserResult");

			template<typename L, typename ArgType>
			static auto invoke(L const& lambda, ArgType const& arg) -> ParserResult
			{
				return lambda(arg);
			}
		};

		template<>
		struct LambdaInvoker<void>
		{
			template<typename L, typename ArgType>
			static auto invoke(L const& lambda, ArgType const& arg) -> ParserResult
			{
				lambda(arg);
				return ParserResult::ok(ParseResultType::Matched);
			}
		};

		template<typename ArgType, typename L>
		inline auto invokeLambda(L const& lambda, std::string const& arg) -> ParserResult
		{
			ArgType temp{};
			auto result = convertInto(arg, temp);
			return !result ? result
						   : LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(
								 lambda, temp);
		}

		template<typename L>
		struct BoundLambda : BoundValueRefBase
		{
			L m_lambda;

			static_assert(UnaryLambdaTraits<L>::isValid,
						  "Supplied lambda must take exactly one argument");
			explicit BoundLambda(L const& lambda) : m_lambda(lambda) {}

			auto setValue(std::string const& arg) -> ParserResult override
			{
				return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>(m_lambda, arg);
			}
		};

		template<typename L>
		struct BoundFlagLambda : BoundFlagRefBase
		{
			L m_lambda;

			static_assert(UnaryLambdaTraits<L>::isValid,
						  "Supplied lambda must take exactly one argument");
			static_assert(std::is_same<typename UnaryLambdaTraits<L>::ArgType, bool>::value,
						  "flags must be boolean");

			explicit BoundFlagLambda(L const& lambda) : m_lambda(lambda) {}

			auto setFlag(bool flag) -> ParserResult override
			{
				return LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(m_lambda,
																						flag);
			}
		};

		enum class Optionality
		{
			Optional,
			Required
		};

		struct Parser;

		class ParserBase
		{
		  public:
			virtual ~ParserBase() = default;
			virtual auto validate() const -> Result
			{
				return Result::ok();
			}
			virtual auto parse(std::string const& exeName, TokenStream const& tokens) const
				-> InternalParseResult = 0;
			virtual auto cardinality() const -> size_t
			{
				return 1;
			}

			auto parse(Args const& args) const -> InternalParseResult
			{
				return parse(args.exeName(), TokenStream(args));
			}
		};

		template<typename DerivedT>
		class ComposableParserImpl : public ParserBase
		{
		  public:
			template<typename T>
			auto operator|(T const& other) const -> Parser;

			template<typename T>
			auto operator+(T const& other) const -> Parser;
		};

		// Common code and state for Args and Opts
		template<typename DerivedT>
		class ParserRefImpl : public ComposableParserImpl<DerivedT>
		{
		  protected:
			Optionality m_optionality = Optionality::Optional;
			std::shared_ptr<BoundRef> m_ref;
			std::string m_hint;
			std::string m_description;

			explicit ParserRefImpl(std::shared_ptr<BoundRef> const& ref) : m_ref(ref) {}

		  public:
			template<typename T>
			ParserRefImpl(T& ref, std::string const& hint)
				: m_ref(std::make_shared<BoundValueRef<T>>(ref)), m_hint(hint)
			{
			}

			template<typename LambdaT>
			ParserRefImpl(LambdaT const& ref, std::string const& hint)
				: m_ref(std::make_shared<BoundLambda<LambdaT>>(ref)), m_hint(hint)
			{
			}

			auto operator()(std::string const& description) -> DerivedT&
			{
				m_description = description;
				return static_cast<DerivedT&>(*this);
			}

			auto optional() -> DerivedT&
			{
				m_optionality = Optionality::Optional;
				return static_cast<DerivedT&>(*this);
			};

			auto required() -> DerivedT&
			{
				m_optionality = Optionality::Required;
				return static_cast<DerivedT&>(*this);
			};

			auto isOptional() const -> bool
			{
				return m_optionality == Optionality::Optional;
			}

			auto cardinality() const -> size_t override
			{
				if(m_ref->isContainer())
					return 0;
				else
					return 1;
			}

			auto hint() const -> std::string
			{
				return m_hint;
			}
		};

		class ExeName : public ComposableParserImpl<ExeName>
		{
			std::shared_ptr<std::string> m_name;
			std::shared_ptr<BoundValueRefBase> m_ref;

			template<typename LambdaT>
			static auto makeRef(LambdaT const& lambda) -> std::shared_ptr<BoundValueRefBase>
			{
				return std::make_shared<BoundLambda<LambdaT>>(lambda);
			}

		  public:
			ExeName() : m_name(std::make_shared<std::string>("<executable>")) {}

			explicit ExeName(std::string& ref) : ExeName()
			{
				m_ref = std::make_shared<BoundValueRef<std::string>>(ref);
			}

			template<typename LambdaT>
			explicit ExeName(LambdaT const& lambda) : ExeName()
			{
				m_ref = std::make_shared<BoundLambda<LambdaT>>(lambda);
			}

			// The exe name is not parsed out of the normal tokens, but is handled specially
			auto parse(std::string const&, TokenStream const& tokens) const
				-> InternalParseResult override
			{
				return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));
			}

			auto name() const -> std::string
			{
				return *m_name;
			}
			auto set(std::string const& newName) -> ParserResult
			{
				auto lastSlash = newName.find_last_of("\\/");
				auto filename =
					(lastSlash == std::string::npos) ? newName : newName.substr(lastSlash + 1);

				*m_name = filename;
				if(m_ref)
					return m_ref->setValue(filename);
				else
					return ParserResult::ok(ParseResultType::Matched);
			}
		};

		class Arg : public ParserRefImpl<Arg>
		{
		  public:
			using ParserRefImpl::ParserRefImpl;

			auto parse(std::string const&, TokenStream const& tokens) const
				-> InternalParseResult override
			{
				auto validationResult = validate();
				if(!validationResult)
					return InternalParseResult(validationResult);

				auto remainingTokens = tokens;
				auto const& token = *remainingTokens;
				if(token.type != TokenType::Argument)
					return InternalParseResult::ok(
						ParseState(ParseResultType::NoMatch, remainingTokens));

				assert(!m_ref->isFlag());
				auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());

				auto result = valueRef->setValue(remainingTokens->token);
				if(!result)
					return InternalParseResult(result);
				else
					return InternalParseResult::ok(
						ParseState(ParseResultType::Matched, ++remainingTokens));
			}
		};

		inline auto normaliseOpt(std::string const& optName) -> std::string
		{
#ifdef CATCH_PLATFORM_WINDOWS
			if(optName[0] == '/')
				return "-" + optName.substr(1);
			else
#endif
				return optName;
		}

		class Opt : public ParserRefImpl<Opt>
		{
		  protected:
			std::vector<std::string> m_optNames;

		  public:
			template<typename LambdaT>
			explicit Opt(LambdaT const& ref)
				: ParserRefImpl(std::make_shared<BoundFlagLambda<LambdaT>>(ref))
			{
			}

			explicit Opt(bool& ref) : ParserRefImpl(std::make_shared<BoundFlagRef>(ref)) {}

			template<typename LambdaT>
			Opt(LambdaT const& ref, std::string const& hint) : ParserRefImpl(ref, hint)
			{
			}

			template<typename T>
			Opt(T& ref, std::string const& hint) : ParserRefImpl(ref, hint)
			{
			}

			auto operator[](std::string const& optName) -> Opt&
			{
				m_optNames.push_back(optName);
				return *this;
			}

			auto getHelpColumns() const -> std::vector<HelpColumns>
			{
				std::ostringstream oss;
				bool first = true;
				for(auto const& opt : m_optNames)
				{
					if(first)
						first = false;
					else
						oss << ", ";
					oss << opt;
				}
				if(!m_hint.empty())
					oss << " <" << m_hint << ">";
				return {{oss.str(), m_description}};
			}

			auto isMatch(std::string const& optToken) const -> bool
			{
				auto normalisedToken = normaliseOpt(optToken);
				for(auto const& name : m_optNames)
				{
					if(normaliseOpt(name) == normalisedToken)
						return true;
				}
				return false;
			}

			using ParserBase::parse;

			auto parse(std::string const&, TokenStream const& tokens) const
				-> InternalParseResult override
			{
				auto validationResult = validate();
				if(!validationResult)
					return InternalParseResult(validationResult);

				auto remainingTokens = tokens;
				if(remainingTokens && remainingTokens->type == TokenType::Option)
				{
					auto const& token = *remainingTokens;
					if(isMatch(token.token))
					{
						if(m_ref->isFlag())
						{
							auto flagRef = static_cast<detail::BoundFlagRefBase*>(m_ref.get());
							auto result = flagRef->setFlag(true);
							if(!result)
								return InternalParseResult(result);
							if(result.value() == ParseResultType::ShortCircuitAll)
								return InternalParseResult::ok(
									ParseState(result.value(), remainingTokens));
						}
						else
						{
							auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());
							++remainingTokens;
							if(!remainingTokens)
								return InternalParseResult::runtimeError(
									"Expected argument following " + token.token);
							auto const& argToken = *remainingTokens;
							if(argToken.type != TokenType::Argument)
								return InternalParseResult::runtimeError(
									"Expected argument following " + token.token);
							auto result = valueRef->setValue(argToken.token);
							if(!result)
								return InternalParseResult(result);
							if(result.value() == ParseResultType::ShortCircuitAll)
								return InternalParseResult::ok(
									ParseState(result.value(), remainingTokens));
						}
						return InternalParseResult::ok(
							ParseState(ParseResultType::Matched, ++remainingTokens));
					}
				}
				return InternalParseResult::ok(
					ParseState(ParseResultType::NoMatch, remainingTokens));
			}

			auto validate() const -> Result override
			{
				if(m_optNames.empty())
					return Result::logicError("No options supplied to Opt");
				for(auto const& name : m_optNames)
				{
					if(name.empty())
						return Result::logicError("Option name cannot be empty");
#ifdef CATCH_PLATFORM_WINDOWS
					if(name[0] != '-' && name[0] != '/')
						return Result::logicError("Option name must begin with '-' or '/'");
#else
					if(name[0] != '-')
						return Result::logicError("Option name must begin with '-'");
#endif
				}
				return ParserRefImpl::validate();
			}
		};

		struct Help : Opt
		{
			Help(bool& showHelpFlag)
				: Opt([&](bool flag) {
					  showHelpFlag = flag;
					  return ParserResult::ok(ParseResultType::ShortCircuitAll);
				  })
			{
				static_cast<Opt&> (*this)("display usage information")["-?"]["-h"]["--help"]
					.optional();
			}
		};

		struct Parser : ParserBase
		{
			mutable ExeName m_exeName;
			std::vector<Opt> m_options;
			std::vector<Arg> m_args;

			auto operator|=(ExeName const& exeName) -> Parser&
			{
				m_exeName = exeName;
				return *this;
			}

			auto operator|=(Arg const& arg) -> Parser&
			{
				m_args.push_back(arg);
				return *this;
			}

			auto operator|=(Opt const& opt) -> Parser&
			{
				m_options.push_back(opt);
				return *this;
			}

			auto operator|=(Parser const& other) -> Parser&
			{
				m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end());
				m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end());
				return *this;
			}

			template<typename T>
			auto operator|(T const& other) const -> Parser
			{
				return Parser(*this) |= other;
			}

			// Forward deprecated interface with '+' instead of '|'
			template<typename T>
			auto operator+=(T const& other) -> Parser&
			{
				return operator|=(other);
			}
			template<typename T>
			auto operator+(T const& other) const -> Parser
			{
				return operator|(other);
			}

			auto getHelpColumns() const -> std::vector<HelpColumns>
			{
				std::vector<HelpColumns> cols;
				for(auto const& o : m_options)
				{
					auto childCols = o.getHelpColumns();
					cols.insert(cols.end(), childCols.begin(), childCols.end());
				}
				return cols;
			}

			void writeToStream(std::ostream& os) const
			{
				if(!m_exeName.name().empty())
				{
					os << "usage:\n"
					   << "  " << m_exeName.name() << " ";
					bool required = true, first = true;
					for(auto const& arg : m_args)
					{
						if(first)
							first = false;
						else
							os << " ";
						if(arg.isOptional() && required)
						{
							os << "[";
							required = false;
						}
						os << "<" << arg.hint() << ">";
						if(arg.cardinality() == 0)
							os << " ... ";
					}
					if(!required)
						os << "]";
					if(!m_options.empty())
						os << " options";
					os << "\n\nwhere options are:" << std::endl;
				}

				auto rows = getHelpColumns();
				size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH;
				size_t optWidth = 0;
				for(auto const& cols : rows)
					optWidth = (std::max)(optWidth, cols.left.size() + 2);

				optWidth = (std::min)(optWidth, consoleWidth / 2);

				for(auto const& cols : rows)
				{
					auto row = TextFlow::Column(cols.left).width(optWidth).indent(2) +
							   TextFlow::Spacer(4) +
							   TextFlow::Column(cols.right).width(consoleWidth - 7 - optWidth);
					os << row << std::endl;
				}
			}

			friend auto operator<<(std::ostream& os, Parser const& parser) -> std::ostream&
			{
				parser.writeToStream(os);
				return os;
			}

			auto validate() const -> Result override
			{
				for(auto const& opt : m_options)
				{
					auto result = opt.validate();
					if(!result)
						return result;
				}
				for(auto const& arg : m_args)
				{
					auto result = arg.validate();
					if(!result)
						return result;
				}
				return Result::ok();
			}

			using ParserBase::parse;

			auto parse(std::string const& exeName, TokenStream const& tokens) const
				-> InternalParseResult override
			{
				struct ParserInfo
				{
					ParserBase const* parser = nullptr;
					size_t count = 0;
				};
				const size_t totalParsers = m_options.size() + m_args.size();
				assert(totalParsers < 512);
				// ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do
				ParserInfo parseInfos[512];

				{
					size_t i = 0;
					for(auto const& opt : m_options)
						parseInfos[i++].parser = &opt;
					for(auto const& arg : m_args)
						parseInfos[i++].parser = &arg;
				}

				m_exeName.set(exeName);

				auto result = InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));
				while(result.value().remainingTokens())
				{
					bool tokenParsed = false;

					for(size_t i = 0; i < totalParsers; ++i)
					{
						auto& parseInfo = parseInfos[i];
						if(parseInfo.parser->cardinality() == 0 ||
						   parseInfo.count < parseInfo.parser->cardinality())
						{
							result =
								parseInfo.parser->parse(exeName, result.value().remainingTokens());
							if(!result)
								return result;
							if(result.value().type() != ParseResultType::NoMatch)
							{
								tokenParsed = true;
								++parseInfo.count;
								break;
							}
						}
					}

					if(result.value().type() == ParseResultType::ShortCircuitAll)
						return result;
					if(!tokenParsed)
						return InternalParseResult::runtimeError(
							"Unrecognised token: " + result.value().remainingTokens()->token);
				}
				// !TBD Check missing required options
				return result;
			}
		};

		template<typename DerivedT>
		template<typename T>
		auto ComposableParserImpl<DerivedT>::operator|(T const& other) const -> Parser
		{
			return Parser() | static_cast<DerivedT const&>(*this) | other;
		}
	} // namespace detail

	// A Combined parser
	using detail::Parser;

	// A parser for options
	using detail::Opt;

	// A parser for arguments
	using detail::Arg;

	// Wrapper for argc, argv from main()
	using detail::Args;

	// Specifies the name of the executable
	using detail::ExeName;

	// Convenience wrapper for option parser that specifies the help option
	using detail::Help;

	// enum of result types from a parse
	using detail::ParseResultType;

	// Result type for parser operation
	using detail::ParserResult;

} // namespace clara
} // namespace Catch

// end clara.hpp
#ifdef __clang__
#pragma clang diagnostic pop
#endif

// Restore Clara's value for console width, if present
#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#endif

// end catch_clara.h
namespace Catch
{
clara::Parser makeCommandLineParser(ConfigData& config);

} // end namespace Catch

// end catch_commandline.h
#include <ctime>
#include <fstream>

namespace Catch
{
clara::Parser makeCommandLineParser(ConfigData& config)
{
	using namespace clara;

	auto const setWarning = [&](std::string const& warning) {
		auto warningSet = [&]() {
			if(warning == "NoAssertions")
				return WarnAbout::NoAssertions;

			if(warning == "NoTests")
				return WarnAbout::NoTests;

			return WarnAbout::Nothing;
		}();

		if(warningSet == WarnAbout::Nothing)
			return ParserResult::runtimeError("Unrecognised warning: '" + warning + "'");
		config.warnings = static_cast<WarnAbout::What>(config.warnings | warningSet);
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const loadTestNamesFromFile = [&](std::string const& filename) {
		std::ifstream f(filename.c_str());
		if(!f.is_open())
			return ParserResult::runtimeError("Unable to load input file: '" + filename + "'");

		std::string line;
		while(std::getline(f, line))
		{
			line = trim(line);
			if(!line.empty() && !startsWith(line, '#'))
			{
				if(!startsWith(line, '"'))
					line = '"' + line + '"';
				config.testsOrTags.push_back(line + ',');
			}
		}
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setTestOrder = [&](std::string const& order) {
		if(startsWith("declared", order))
			config.runOrder = RunTests::InDeclarationOrder;
		else if(startsWith("lexical", order))
			config.runOrder = RunTests::InLexicographicalOrder;
		else if(startsWith("random", order))
			config.runOrder = RunTests::InRandomOrder;
		else
			return clara::ParserResult::runtimeError("Unrecognised ordering: '" + order + "'");
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setRngSeed = [&](std::string const& seed) {
		if(seed != "time")
			return clara::detail::convertInto(seed, config.rngSeed);
		config.rngSeed = static_cast<unsigned int>(std::time(nullptr));
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setColourUsage = [&](std::string const& useColour) {
		auto mode = toLower(useColour);

		if(mode == "yes")
			config.useColour = UseColour::Yes;
		else if(mode == "no")
			config.useColour = UseColour::No;
		else if(mode == "auto")
			config.useColour = UseColour::Auto;
		else
			return ParserResult::runtimeError("colour mode must be one of: auto, yes or no. '" +
											  useColour + "' not recognised");
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setWaitForKeypress = [&](std::string const& keypress) {
		auto keypressLc = toLower(keypress);
		if(keypressLc == "start")
			config.waitForKeypress = WaitForKeypress::BeforeStart;
		else if(keypressLc == "exit")
			config.waitForKeypress = WaitForKeypress::BeforeExit;
		else if(keypressLc == "both")
			config.waitForKeypress = WaitForKeypress::BeforeStartAndExit;
		else
			return ParserResult::runtimeError(
				"keypress argument must be one of: start, exit or both. '" + keypress +
				"' not recognised");
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setVerbosity = [&](std::string const& verbosity) {
		auto lcVerbosity = toLower(verbosity);
		if(lcVerbosity == "quiet")
			config.verbosity = Verbosity::Quiet;
		else if(lcVerbosity == "normal")
			config.verbosity = Verbosity::Normal;
		else if(lcVerbosity == "high")
			config.verbosity = Verbosity::High;
		else
			return ParserResult::runtimeError("Unrecognised verbosity, '" + verbosity + "'");
		return ParserResult::ok(ParseResultType::Matched);
	};
	auto const setReporter = [&](std::string const& reporter) {
		IReporterRegistry::FactoryMap const& factories =
			getRegistryHub().getReporterRegistry().getFactories();

		auto lcReporter = toLower(reporter);
		auto result = factories.find(lcReporter);

		if(factories.end() != result)
			config.reporterName = lcReporter;
		else
			return ParserResult::runtimeError("Unrecognized reporter, '" + reporter +
											  "'. Check available with --list-reporters");
		return ParserResult::ok(ParseResultType::Matched);
	};

	auto cli =
		ExeName(config.processName) | Help(config.showHelp) |
		Opt(config.listTests)["-l"]["--list-tests"]("list all/matching test cases") |
		Opt(config.listTags)["-t"]["--list-tags"]("list all/matching tags") |
		Opt(config.showSuccessfulTests)["-s"]["--success"]("include successful tests in output") |
		Opt(config.shouldDebugBreak)["-b"]["--break"]("break into debugger on failure") |
		Opt(config.noThrow)["-e"]["--nothrow"]("skip exception tests") |
		Opt(config.showInvisibles)["-i"]["--invisibles"]("show invisibles (tabs, newlines)") |
		Opt(config.outputFilename, "filename")["-o"]["--out"]("output filename") |
		Opt(setReporter, "name")["-r"]["--reporter"]("reporter to use (defaults to console)") |
		Opt(config.name, "name")["-n"]["--name"]("suite name") |
		Opt([&](bool) { config.abortAfter = 1; })["-a"]["--abort"]("abort at first failure") |
		Opt([&](int x) { config.abortAfter = x; },
			"no. failures")["-x"]["--abortx"]("abort after x failures") |
		Opt(setWarning, "warning name")["-w"]["--warn"]("enable warnings") |
		Opt(
			[&](bool flag) {
				config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never;
			},
			"yes|no")["-d"]["--durations"]("show test durations") |
		Opt(loadTestNamesFromFile,
			"filename")["-f"]["--input-file"]("load test names to run from a file") |
		Opt(config.filenamesAsTags)["-#"]["--filenames-as-tags"]("adds a tag for the filename") |
		Opt(config.sectionsToRun, "section name")["-c"]["--section"]("specify section to run") |
		Opt(setVerbosity, "quiet|normal|high")["-v"]["--verbosity"]("set output verbosity") |
		Opt(config.listTestNamesOnly)["--list-test-names-only"](
			"list all/matching test cases names only") |
		Opt(config.listReporters)["--list-reporters"]("list all reporters") |
		Opt(setTestOrder, "decl|lex|rand")["--order"]("test case order (defaults to decl)") |
		Opt(setRngSeed, "'time'|number")["--rng-seed"]("set a specific seed for random numbers") |
		Opt(setColourUsage, "yes|no")["--use-colour"]("should output be colourised") |
		Opt(config.libIdentify)["--libidentify"](
			"report name and version according to libidentify standard") |
		Opt(setWaitForKeypress,
			"start|exit|both")["--wait-for-keypress"]("waits for a keypress before exiting") |
		Opt(config.benchmarkSamples,
			"samples")["--benchmark-samples"]("number of samples to collect (default: 100)") |
		Opt(config.benchmarkResamples, "resamples")["--benchmark-resamples"](
			"number of resamples for the bootstrap (default: 100000)") |
		Opt(config.benchmarkConfidenceInterval,
			"confidence interval")["--benchmark-confidence-interval"](
			"confidence interval for the bootstrap (between 0 and 1, default: 0.95)") |
		Opt(config.benchmarkNoAnalysis)["--benchmark-no-analysis"](
			"perform only measurements; do not perform any analysis") |
		Arg(config.testsOrTags, "test name|pattern|tags")("which test or tests to use");

	return cli;
}

} // end namespace Catch
// end catch_commandline.cpp
// start catch_common.cpp

#include <cstring>
#include <ostream>

namespace Catch
{
bool SourceLineInfo::empty() const noexcept
{
	return file[0] == '\0';
}
bool SourceLineInfo::operator==(SourceLineInfo const& other) const noexcept
{
	return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
}
bool SourceLineInfo::operator<(SourceLineInfo const& other) const noexcept
{
	// We can assume that the same file will usually have the same pointer.
	// Thus, if the pointers are the same, there is no point in calling the strcmp
	return line < other.line ||
		   (line == other.line && file != other.file && (std::strcmp(file, other.file) < 0));
}

std::ostream& operator<<(std::ostream& os, SourceLineInfo const& info)
{
#ifndef __GNUG__
	os << info.file << '(' << info.line << ')';
#else
	os << info.file << ':' << info.line;
#endif
	return os;
}

std::string StreamEndStop::operator+() const
{
	return std::string();
}

NonCopyable::NonCopyable() = default;
NonCopyable::~NonCopyable() = default;

} // namespace Catch
// end catch_common.cpp
// start catch_config.cpp

namespace Catch
{
Config::Config(ConfigData const& data) : m_data(data), m_stream(openStream())
{
	TestSpecParser parser(ITagAliasRegistry::get());
	if(!data.testsOrTags.empty())
	{
		m_hasTestFilters = true;
		for(auto const& testOrTags : data.testsOrTags)
			parser.parse(testOrTags);
	}
	m_testSpec = parser.testSpec();
}

std::string const& Config::getFilename() const
{
	return m_data.outputFilename;
}

bool Config::listTests() const
{
	return m_data.listTests;
}
bool Config::listTestNamesOnly() const
{
	return m_data.listTestNamesOnly;
}
bool Config::listTags() const
{
	return m_data.listTags;
}
bool Config::listReporters() const
{
	return m_data.listReporters;
}

std::string Config::getProcessName() const
{
	return m_data.processName;
}
std::string const& Config::getReporterName() const
{
	return m_data.reporterName;
}

std::vector<std::string> const& Config::getTestsOrTags() const
{
	return m_data.testsOrTags;
}
std::vector<std::string> const& Config::getSectionsToRun() const
{
	return m_data.sectionsToRun;
}

TestSpec const& Config::testSpec() const
{
	return m_testSpec;
}
bool Config::hasTestFilters() const
{
	return m_hasTestFilters;
}

bool Config::showHelp() const
{
	return m_data.showHelp;
}

// IConfig interface
bool Config::allowThrows() const
{
	return !m_data.noThrow;
}
std::ostream& Config::stream() const
{
	return m_stream->stream();
}
std::string Config::name() const
{
	return m_data.name.empty() ? m_data.processName : m_data.name;
}
bool Config::includeSuccessfulResults() const
{
	return m_data.showSuccessfulTests;
}
bool Config::warnAboutMissingAssertions() const
{
	return !!(m_data.warnings & WarnAbout::NoAssertions);
}
bool Config::warnAboutNoTests() const
{
	return !!(m_data.warnings & WarnAbout::NoTests);
}
ShowDurations::OrNot Config::showDurations() const
{
	return m_data.showDurations;
}
RunTests::InWhatOrder Config::runOrder() const
{
	return m_data.runOrder;
}
unsigned int Config::rngSeed() const
{
	return m_data.rngSeed;
}
UseColour::YesOrNo Config::useColour() const
{
	return m_data.useColour;
}
bool Config::shouldDebugBreak() const
{
	return m_data.shouldDebugBreak;
}
int Config::abortAfter() const
{
	return m_data.abortAfter;
}
bool Config::showInvisibles() const
{
	return m_data.showInvisibles;
}
Verbosity Config::verbosity() const
{
	return m_data.verbosity;
}

bool Config::benchmarkNoAnalysis() const
{
	return m_data.benchmarkNoAnalysis;
}
int Config::benchmarkSamples() const
{
	return m_data.benchmarkSamples;
}
double Config::benchmarkConfidenceInterval() const
{
	return m_data.benchmarkConfidenceInterval;
}
unsigned int Config::benchmarkResamples() const
{
	return m_data.benchmarkResamples;
}

IStream const* Config::openStream()
{
	return Catch::makeStream(m_data.outputFilename);
}

} // end namespace Catch
// end catch_config.cpp
// start catch_console_colour.cpp

#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

// start catch_errno_guard.h

namespace Catch
{
class ErrnoGuard
{
  public:
	ErrnoGuard();
	~ErrnoGuard();

  private:
	int m_oldErrno;
};

} // namespace Catch

// end catch_errno_guard.h
#include <sstream>

namespace Catch
{
namespace
{
	struct IColourImpl
	{
		virtual ~IColourImpl() = default;
		virtual void use(Colour::Code _colourCode) = 0;
	};

	struct NoColourImpl : IColourImpl
	{
		void use(Colour::Code) {}

		static IColourImpl* instance()
		{
			static NoColourImpl s_instance;
			return &s_instance;
		}
	};

} // namespace
} // namespace Catch

#if !defined(CATCH_CONFIG_COLOUR_NONE) && !defined(CATCH_CONFIG_COLOUR_WINDOWS) && \
	!defined(CATCH_CONFIG_COLOUR_ANSI)
#ifdef CATCH_PLATFORM_WINDOWS
#define CATCH_CONFIG_COLOUR_WINDOWS
#else
#define CATCH_CONFIG_COLOUR_ANSI
#endif
#endif

#if defined(CATCH_CONFIG_COLOUR_WINDOWS) /////////////////////////////////////////

namespace Catch
{
namespace
{
	class Win32ColourImpl : public IColourImpl
	{
	  public:
		Win32ColourImpl() : stdoutHandle(GetStdHandle(STD_OUTPUT_HANDLE))
		{
			CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
			GetConsoleScreenBufferInfo(stdoutHandle, &csbiInfo);
			originalForegroundAttributes =
				csbiInfo.wAttributes &
				~(BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY);
			originalBackgroundAttributes =
				csbiInfo.wAttributes &
				~(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY);
		}

		void use(Colour::Code _colourCode) override
		{
			switch(_colourCode)
			{
				case Colour::None:
					return setTextAttribute(originalForegroundAttributes);
				case Colour::White:
					return setTextAttribute(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE);
				case Colour::Red:
					return setTextAttribute(FOREGROUND_RED);
				case Colour::Green:
					return setTextAttribute(FOREGROUND_GREEN);
				case Colour::Blue:
					return setTextAttribute(FOREGROUND_BLUE);
				case Colour::Cyan:
					return setTextAttribute(FOREGROUND_BLUE | FOREGROUND_GREEN);
				case Colour::Yellow:
					return setTextAttribute(FOREGROUND_RED | FOREGROUND_GREEN);
				case Colour::Grey:
					return setTextAttribute(0);

				case Colour::LightGrey:
					return setTextAttribute(FOREGROUND_INTENSITY);
				case Colour::BrightRed:
					return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED);
				case Colour::BrightGreen:
					return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN);
				case Colour::BrightWhite:
					return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN |
											FOREGROUND_RED | FOREGROUND_BLUE);
				case Colour::BrightYellow:
					return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED |
											FOREGROUND_GREEN);

				case Colour::Bright:
					CATCH_INTERNAL_ERROR("not a colour");

				default:
					CATCH_ERROR("Unknown colour requested");
			}
		}

	  private:
		void setTextAttribute(WORD _textAttribute)
		{
			SetConsoleTextAttribute(stdoutHandle, _textAttribute | originalBackgroundAttributes);
		}
		HANDLE stdoutHandle;
		WORD originalForegroundAttributes;
		WORD originalBackgroundAttributes;
	};

	IColourImpl* platformColourInstance()
	{
		static Win32ColourImpl s_instance;

		IConfigPtr config = getCurrentContext().getConfig();
		UseColour::YesOrNo colourMode = config ? config->useColour() : UseColour::Auto;
		if(colourMode == UseColour::Auto)
			colourMode = UseColour::Yes;
		return colourMode == UseColour::Yes ? &s_instance : NoColourImpl::instance();
	}

} // namespace
} // end namespace Catch

#elif defined(CATCH_CONFIG_COLOUR_ANSI) //////////////////////////////////////

#include <unistd.h>

namespace Catch
{
namespace
{
	// use POSIX/ ANSI console terminal codes
	// Thanks to Adam Strzelecki for original contribution
	// (http://github.com/nanoant)
	// https://github.com/philsquared/Catch/pull/131
	class PosixColourImpl : public IColourImpl
	{
	  public:
		void use(Colour::Code _colourCode) override
		{
			switch(_colourCode)
			{
				case Colour::None:
				case Colour::White:
					return setColour("[0m");
				case Colour::Red:
					return setColour("[0;31m");
				case Colour::Green:
					return setColour("[0;32m");
				case Colour::Blue:
					return setColour("[0;34m");
				case Colour::Cyan:
					return setColour("[0;36m");
				case Colour::Yellow:
					return setColour("[0;33m");
				case Colour::Grey:
					return setColour("[1;30m");

				case Colour::LightGrey:
					return setColour("[0;37m");
				case Colour::BrightRed:
					return setColour("[1;31m");
				case Colour::BrightGreen:
					return setColour("[1;32m");
				case Colour::BrightWhite:
					return setColour("[1;37m");
				case Colour::BrightYellow:
					return setColour("[1;33m");

				case Colour::Bright:
					CATCH_INTERNAL_ERROR("not a colour");
				default:
					CATCH_INTERNAL_ERROR("Unknown colour requested");
			}
		}
		static IColourImpl* instance()
		{
			static PosixColourImpl s_instance;
			return &s_instance;
		}

	  private:
		void setColour(const char* _escapeCode)
		{
			getCurrentContext().getConfig()->stream() << '\033' << _escapeCode;
		}
	};

	bool useColourOnPlatform()
	{
		return
#ifdef CATCH_PLATFORM_MAC
			!isDebuggerActive() &&
#endif
#if !(defined(__DJGPP__) && defined(__STRICT_ANSI__))
			isatty(STDOUT_FILENO)
#else
			false
#endif
				;
	}
	IColourImpl* platformColourInstance()
	{
		ErrnoGuard guard;
		IConfigPtr config = getCurrentContext().getConfig();
		UseColour::YesOrNo colourMode = config ? config->useColour() : UseColour::Auto;
		if(colourMode == UseColour::Auto)
			colourMode = useColourOnPlatform() ? UseColour::Yes : UseColour::No;
		return colourMode == UseColour::Yes ? PosixColourImpl::instance()
											: NoColourImpl::instance();
	}

} // namespace
} // end namespace Catch

#else // not Windows or ANSI ///////////////////////////////////////////////

namespace Catch
{
static IColourImpl* platformColourInstance()
{
	return NoColourImpl::instance();
}

} // end namespace Catch

#endif // Windows/ ANSI/ None

namespace Catch
{
Colour::Colour(Code _colourCode)
{
	use(_colourCode);
}
Colour::Colour(Colour&& rhs) noexcept
{
	m_moved = rhs.m_moved;
	rhs.m_moved = true;
}
Colour& Colour::operator=(Colour&& rhs) noexcept
{
	m_moved = rhs.m_moved;
	rhs.m_moved = true;
	return *this;
}

Colour::~Colour()
{
	if(!m_moved)
		use(None);
}

void Colour::use(Code _colourCode)
{
	static IColourImpl* impl = platformColourInstance();
	// Strictly speaking, this cannot possibly happen.
	// However, under some conditions it does happen (see #1626),
	// and this change is small enough that we can let practicality
	// triumph over purity in this case.
	if(impl != NULL)
	{
		impl->use(_colourCode);
	}
}

std::ostream& operator<<(std::ostream& os, Colour const&)
{
	return os;
}

} // end namespace Catch

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

// end catch_console_colour.cpp
// start catch_context.cpp

namespace Catch
{
class Context : public IMutableContext, NonCopyable
{
  public: // IContext
	IResultCapture* getResultCapture() override
	{
		return m_resultCapture;
	}
	IRunner* getRunner() override
	{
		return m_runner;
	}

	IConfigPtr const& getConfig() const override
	{
		return m_config;
	}

	~Context() override;

  public: // IMutableContext
	void setResultCapture(IResultCapture* resultCapture) override
	{
		m_resultCapture = resultCapture;
	}
	void setRunner(IRunner* runner) override
	{
		m_runner = runner;
	}
	void setConfig(IConfigPtr const& config) override
	{
		m_config = config;
	}

	friend IMutableContext& getCurrentMutableContext();

  private:
	IConfigPtr m_config;
	IRunner* m_runner = nullptr;
	IResultCapture* m_resultCapture = nullptr;
};

IMutableContext* IMutableContext::currentContext = nullptr;

void IMutableContext::createContext()
{
	currentContext = new Context();
}

void cleanUpContext()
{
	delete IMutableContext::currentContext;
	IMutableContext::currentContext = nullptr;
}
IContext::~IContext() = default;
IMutableContext::~IMutableContext() = default;
Context::~Context() = default;
} // namespace Catch
// end catch_context.cpp
// start catch_debug_console.cpp

// start catch_debug_console.h

#include <string>

namespace Catch
{
void writeToDebugConsole(std::string const& text);
}

// end catch_debug_console.h
#if defined(__ANDROID__)
#include <android/log.h>

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	__android_log_print(ANDROID_LOG_DEBUG, "Catch", text.c_str());
}
} // namespace Catch

#elif defined(CATCH_PLATFORM_WINDOWS)

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	::OutputDebugStringA(text.c_str());
}
} // namespace Catch

#else

namespace Catch
{
void writeToDebugConsole(std::string const& text)
{
	// !TBD: Need a version for Mac/ XCode and other IDEs
	Catch::cout() << text;
}
} // namespace Catch

#endif // Platform
// end catch_debug_console.cpp
// start catch_debugger.cpp

#ifdef CATCH_PLATFORM_MAC

#include <assert.h>
#include <cstddef>
#include <ostream>
#include <stdbool.h>
#include <sys/types.h>
#include <unistd.h>

#ifdef __apple_build_version__
// These headers will only compile with AppleClang (XCode)
// For other compilers (Clang, GCC, ... ) we need to exclude them
#include <sys/sysctl.h>
#endif

namespace Catch
{
#ifdef __apple_build_version__
// The following function is taken directly from the following technical note:
// https://developer.apple.com/library/archive/qa/qa1361/_index.html

// Returns true if the current process is being debugged (either
// running under the debugger or has a debugger attached post facto).
bool isDebuggerActive()
{
	int mib[4];
	struct kinfo_proc info;
	std::size_t size;

	// Initialize the flags so that, if sysctl fails for some bizarre
	// reason, we get a predictable result.

	info.kp_proc.p_flag = 0;

	// Initialize mib, which tells sysctl the info we want, in this case
	// we're looking for information about a specific process ID.

	mib[0] = CTL_KERN;
	mib[1] = KERN_PROC;
	mib[2] = KERN_PROC_PID;
	mib[3] = getpid();

	// Call sysctl.

	size = sizeof(info);
	if(sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0)
	{
		Catch::cerr()
			<< "\n** Call to sysctl failed - unable to determine if debugger is active **\n"
			<< std::endl;
		return false;
	}

	// We're being debugged if the P_TRACED flag is set.

	return ((info.kp_proc.p_flag & P_TRACED) != 0);
}
#else
bool isDebuggerActive()
{
	// We need to find another way to determine this for non-appleclang compilers on macOS
	return false;
}
#endif
} // namespace Catch

#elif defined(CATCH_PLATFORM_LINUX)
#include <fstream>
#include <string>

namespace Catch
{
// The standard POSIX way of detecting a debugger is to attempt to
// ptrace() the process, but this needs to be done from a child and not
// this process itself to still allow attaching to this process later
// if wanted, so is rather heavy. Under Linux we have the PID of the
// "debugger" (which doesn't need to be gdb, of course, it could also
// be strace, for example) in /proc/$PID/status, so just get it from
// there instead.
bool isDebuggerActive()
{
	// Libstdc++ has a bug, where std::ifstream sets errno to 0
	// This way our users can properly assert over errno values
	ErrnoGuard guard;
	std::ifstream in("/proc/self/status");
	for(std::string line; std::getline(in, line);)
	{
		static const int PREFIX_LEN = 11;
		if(line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0)
		{
			// We're traced if the PID is not 0 and no other PID starts
			// with 0 digit, so it's enough to check for just a single
			// character.
			return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0';
		}
	}

	return false;
}
} // namespace Catch
#elif defined(_MSC_VER)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch
{
bool isDebuggerActive()
{
	return IsDebuggerPresent() != 0;
}
} // namespace Catch
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch
{
bool isDebuggerActive()
{
	return IsDebuggerPresent() != 0;
}
} // namespace Catch
#else
namespace Catch
{
bool isDebuggerActive()
{
	return false;
}
} // namespace Catch
#endif // Platform
// end catch_debugger.cpp
// start catch_decomposer.cpp

namespace Catch
{
ITransientExpression::~ITransientExpression() = default;

void formatReconstructedExpression(std::ostream& os, std::string const& lhs, StringRef op,
								   std::string const& rhs)
{
	if(lhs.size() + rhs.size() < 40 && lhs.find('\n') == std::string::npos &&
	   rhs.find('\n') == std::string::npos)
		os << lhs << " " << op << " " << rhs;
	else
		os << lhs << "\n" << op << "\n" << rhs;
}
} // namespace Catch
// end catch_decomposer.cpp
// start catch_enforce.cpp

#include <stdexcept>

namespace Catch
{
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) && \
	!defined(CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER)
[[noreturn]] void throw_exception(std::exception const& e)
{
	Catch::cerr() << "Catch will terminate because it needed to throw an exception.\n"
				  << "The message was: " << e.what() << '\n';
	std::terminate();
}
#endif

[[noreturn]] void throw_logic_error(std::string const& msg)
{
	throw_exception(std::logic_error(msg));
}

[[noreturn]] void throw_domain_error(std::string const& msg)
{
	throw_exception(std::domain_error(msg));
}

[[noreturn]] void throw_runtime_error(std::string const& msg)
{
	throw_exception(std::runtime_error(msg));
}

} // namespace Catch
// end catch_enforce.cpp
// start catch_enum_values_registry.cpp
// start catch_enum_values_registry.h

#include <memory>
#include <vector>

namespace Catch
{
namespace Detail
{
	std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames,
										   std::vector<int> const& values);

	class EnumValuesRegistry : public IMutableEnumValuesRegistry
	{
		std::vector<std::unique_ptr<EnumInfo>> m_enumInfos;

		EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums,
									 std::vector<int> const& values) override;
	};

	std::vector<std::string> parseEnums(StringRef enums);

} // namespace Detail

} // namespace Catch

// end catch_enum_values_registry.h

#include <cassert>
#include <map>

namespace Catch
{
IMutableEnumValuesRegistry::~IMutableEnumValuesRegistry() {}

namespace Detail
{
	std::vector<std::string> parseEnums(StringRef enums)
	{
		auto enumValues = splitStringRef(enums, ',');
		std::vector<std::string> parsed;
		parsed.reserve(enumValues.size());
		for(auto const& enumValue : enumValues)
		{
			auto identifiers = splitStringRef(enumValue, ':');
			parsed.push_back(Catch::trim(identifiers.back()));
		}
		return parsed;
	}

	EnumInfo::~EnumInfo() {}

	StringRef EnumInfo::lookup(int value) const
	{
		for(auto const& valueToName : m_values)
		{
			if(valueToName.first == value)
				return valueToName.second;
		}
		return "{** unexpected enum value **}";
	}

	std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames,
										   std::vector<int> const& values)
	{
		std::unique_ptr<EnumInfo> enumInfo(new EnumInfo);
		enumInfo->m_name = enumName;
		enumInfo->m_values.reserve(values.size());

		const auto valueNames = Catch::Detail::parseEnums(allValueNames);
		assert(valueNames.size() == values.size());
		std::size_t i = 0;
		for(auto value : values)
			enumInfo->m_values.push_back({value, valueNames[i++]});

		return enumInfo;
	}

	EnumInfo const& EnumValuesRegistry::registerEnum(StringRef enumName, StringRef allValueNames,
													 std::vector<int> const& values)
	{
		auto enumInfo = makeEnumInfo(enumName, allValueNames, values);
		EnumInfo* raw = enumInfo.get();
		m_enumInfos.push_back(std::move(enumInfo));
		return *raw;
	}

} // namespace Detail
} // namespace Catch

// end catch_enum_values_registry.cpp
// start catch_errno_guard.cpp

#include <cerrno>

namespace Catch
{
ErrnoGuard::ErrnoGuard() : m_oldErrno(errno) {}
ErrnoGuard::~ErrnoGuard()
{
	errno = m_oldErrno;
}
} // namespace Catch
// end catch_errno_guard.cpp
// start catch_exception_translator_registry.cpp

// start catch_exception_translator_registry.h

#include <memory>
#include <string>
#include <vector>

namespace Catch
{
class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry
{
  public:
	~ExceptionTranslatorRegistry();
	virtual void registerTranslator(const IExceptionTranslator* translator);
	std::string translateActiveException() const override;
	std::string tryTranslators() const;

  private:
	std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators;
};
} // namespace Catch

// end catch_exception_translator_registry.h
#ifdef __OBJC__
#import "Foundation/Foundation.h"
#endif

namespace Catch
{
ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() {}

void ExceptionTranslatorRegistry::registerTranslator(const IExceptionTranslator* translator)
{
	m_translators.push_back(std::unique_ptr<const IExceptionTranslator>(translator));
}

#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
std::string ExceptionTranslatorRegistry::translateActiveException() const
{
	try
	{
#ifdef __OBJC__
		// In Objective-C try objective-c exceptions first
		@try
		{
			return tryTranslators();
		}
		@catch(NSException* exception)
		{
			return Catch::Detail::stringify([exception description]);
		}
#else
		// Compiling a mixed mode project with MSVC means that CLR
		// exceptions will be caught in (...) as well. However, these
		// do not fill-in std::current_exception and thus lead to crash
		// when attempting rethrow.
		// /EHa switch also causes structured exceptions to be caught
		// here, but they fill-in current_exception properly, so
		// at worst the output should be a little weird, instead of
		// causing a crash.
		if(std::current_exception() == nullptr)
		{
			return "Non C++ exception. Possibly a CLR exception.";
		}
		return tryTranslators();
#endif
	}
	catch(TestFailureException&)
	{
		std::rethrow_exception(std::current_exception());
	}
	catch(std::exception& ex)
	{
		return ex.what();
	}
	catch(std::string& msg)
	{
		return msg;
	}
	catch(const char* msg)
	{
		return msg;
	}
	catch(...)
	{
		return "Unknown exception";
	}
}

std::string ExceptionTranslatorRegistry::tryTranslators() const
{
	if(m_translators.empty())
	{
		std::rethrow_exception(std::current_exception());
	}
	else
	{
		return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
	}
}

#else // ^^ Exceptions are enabled // Exceptions are disabled vv
std::string ExceptionTranslatorRegistry::translateActiveException() const
{
	CATCH_INTERNAL_ERROR(
		"Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}

std::string ExceptionTranslatorRegistry::tryTranslators() const
{
	CATCH_INTERNAL_ERROR(
		"Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
}
#endif

} // namespace Catch
// end catch_exception_translator_registry.cpp
// start catch_fatal_condition.cpp

#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif

#if defined(CATCH_CONFIG_WINDOWS_SEH) || defined(CATCH_CONFIG_POSIX_SIGNALS)

namespace
{
// Report the error condition
void reportFatal(char const* const message)
{
	Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition(message);
}
} // namespace

#endif // signals/SEH handling

#if defined(CATCH_CONFIG_WINDOWS_SEH)

namespace Catch
{
struct SignalDefs
{
	DWORD id;
	const char* name;
};

// There is no 1-1 mapping between signals and windows exceptions.
// Windows can easily distinguish between SO and SigSegV,
// but SigInt, SigTerm, etc are handled differently.
static SignalDefs signalDefs[] = {
	{static_cast<DWORD>(EXCEPTION_ILLEGAL_INSTRUCTION), "SIGILL - Illegal instruction signal"},
	{static_cast<DWORD>(EXCEPTION_STACK_OVERFLOW), "SIGSEGV - Stack overflow"},
	{static_cast<DWORD>(EXCEPTION_ACCESS_VIOLATION), "SIGSEGV - Segmentation violation signal"},
	{static_cast<DWORD>(EXCEPTION_INT_DIVIDE_BY_ZERO), "Divide by zero error"},
};

LONG CALLBACK FatalConditionHandler::handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo)
{
	for(auto const& def : signalDefs)
	{
		if(ExceptionInfo->ExceptionRecord->ExceptionCode == def.id)
		{
			reportFatal(def.name);
		}
	}
	// If its not an exception we care about, pass it along.
	// This stops us from eating debugger breaks etc.
	return EXCEPTION_CONTINUE_SEARCH;
}

FatalConditionHandler::FatalConditionHandler()
{
	isSet = true;
	// 32k seems enough for Catch to handle stack overflow,
	// but the value was found experimentally, so there is no strong guarantee
	guaranteeSize = 32 * 1024;
	exceptionHandlerHandle = nullptr;
	// Register as first handler in current chain
	exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException);
	// Pass in guarantee size to be filled
	SetThreadStackGuarantee(&guaranteeSize);
}

void FatalConditionHandler::reset()
{
	if(isSet)
	{
		RemoveVectoredExceptionHandler(exceptionHandlerHandle);
		SetThreadStackGuarantee(&guaranteeSize);
		exceptionHandlerHandle = nullptr;
		isSet = false;
	}
}

FatalConditionHandler::~FatalConditionHandler()
{
	reset();
}

bool FatalConditionHandler::isSet = false;
ULONG FatalConditionHandler::guaranteeSize = 0;
PVOID FatalConditionHandler::exceptionHandlerHandle = nullptr;

} // namespace Catch

#elif defined(CATCH_CONFIG_POSIX_SIGNALS)

namespace Catch
{
struct SignalDefs
{
	int id;
	const char* name;
};

// 32kb for the alternate stack seems to be sufficient. However, this value
// is experimentally determined, so that's not guaranteed.
static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;

static SignalDefs signalDefs[] = {{SIGINT, "SIGINT - Terminal interrupt signal"},
								  {SIGILL, "SIGILL - Illegal instruction signal"},
								  {SIGFPE, "SIGFPE - Floating point error signal"},
								  {SIGSEGV, "SIGSEGV - Segmentation violation signal"},
								  {SIGTERM, "SIGTERM - Termination request signal"},
								  {SIGABRT, "SIGABRT - Abort (abnormal termination) signal"}};

void FatalConditionHandler::handleSignal(int sig)
{
	char const* name = "<unknown signal>";
	for(auto const& def : signalDefs)
	{
		if(sig == def.id)
		{
			name = def.name;
			break;
		}
	}
	reset();
	reportFatal(name);
	raise(sig);
}

FatalConditionHandler::FatalConditionHandler()
{
	isSet = true;
	stack_t sigStack;
	sigStack.ss_sp = altStackMem;
	sigStack.ss_size = sigStackSize;
	sigStack.ss_flags = 0;
	sigaltstack(&sigStack, &oldSigStack);
	struct sigaction sa = {};

	sa.sa_handler = handleSignal;
	sa.sa_flags = SA_ONSTACK;
	for(std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i)
	{
		sigaction(signalDefs[i].id, &sa, &oldSigActions[i]);
	}
}

FatalConditionHandler::~FatalConditionHandler()
{
	reset();
}

void FatalConditionHandler::reset()
{
	if(isSet)
	{
		// Set signals back to previous values -- hopefully nobody overwrote them in the meantime
		for(std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i)
		{
			sigaction(signalDefs[i].id, &oldSigActions[i], nullptr);
		}
		// Return the old stack
		sigaltstack(&oldSigStack, nullptr);
		isSet = false;
	}
}

bool FatalConditionHandler::isSet = false;
struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs) / sizeof(SignalDefs)] = {};
stack_t FatalConditionHandler::oldSigStack = {};
char FatalConditionHandler::altStackMem[sigStackSize] = {};

} // namespace Catch

#else

namespace Catch
{
void FatalConditionHandler::reset() {}
} // namespace Catch

#endif // signals/SEH handling

#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif
// end catch_fatal_condition.cpp
// start catch_generators.cpp

// start catch_random_number_generator.h

#include <algorithm>
#include <random>

namespace Catch
{
struct IConfig;

std::mt19937& rng();
void seedRng(IConfig const& config);
unsigned int rngSeed();

} // namespace Catch

// end catch_random_number_generator.h
#include <limits>
#include <set>

namespace Catch
{
IGeneratorTracker::~IGeneratorTracker() {}

const char* GeneratorException::what() const noexcept
{
	return m_msg;
}

namespace Generators
{
	GeneratorUntypedBase::~GeneratorUntypedBase() {}

	auto acquireGeneratorTracker(SourceLineInfo const& lineInfo) -> IGeneratorTracker&
	{
		return getResultCapture().acquireGeneratorTracker(lineInfo);
	}

} // namespace Generators
} // namespace Catch
// end catch_generators.cpp
// start catch_interfaces_capture.cpp

namespace Catch
{
IResultCapture::~IResultCapture() = default;
}
// end catch_interfaces_capture.cpp
// start catch_interfaces_config.cpp

namespace Catch
{
IConfig::~IConfig() = default;
}
// end catch_interfaces_config.cpp
// start catch_interfaces_exception.cpp

namespace Catch
{
IExceptionTranslator::~IExceptionTranslator() = default;
IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
} // namespace Catch
// end catch_interfaces_exception.cpp
// start catch_interfaces_registry_hub.cpp

namespace Catch
{
IRegistryHub::~IRegistryHub() = default;
IMutableRegistryHub::~IMutableRegistryHub() = default;
} // namespace Catch
// end catch_interfaces_registry_hub.cpp
// start catch_interfaces_reporter.cpp

// start catch_reporter_listening.h

namespace Catch
{
class ListeningReporter : public IStreamingReporter
{
	using Reporters = std::vector<IStreamingReporterPtr>;
	Reporters m_listeners;
	IStreamingReporterPtr m_reporter = nullptr;
	ReporterPreferences m_preferences;

  public:
	ListeningReporter();

	void addListener(IStreamingReporterPtr&& listener);
	void addReporter(IStreamingReporterPtr&& reporter);

  public: // IStreamingReporter
	ReporterPreferences getPreferences() const override;

	void noMatchingTestCases(std::string const& spec) override;

	static std::set<Verbosity> getSupportedVerbosities();

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void benchmarkPreparing(std::string const& name) override;
	void benchmarkStarting(BenchmarkInfo const& benchmarkInfo) override;
	void benchmarkEnded(BenchmarkStats<> const& benchmarkStats) override;
	void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void testRunStarting(TestRunInfo const& testRunInfo) override;
	void testGroupStarting(GroupInfo const& groupInfo) override;
	void testCaseStarting(TestCaseInfo const& testInfo) override;
	void sectionStarting(SectionInfo const& sectionInfo) override;
	void assertionStarting(AssertionInfo const& assertionInfo) override;

	// The return value indicates if the messages buffer should be cleared:
	bool assertionEnded(AssertionStats const& assertionStats) override;
	void sectionEnded(SectionStats const& sectionStats) override;
	void testCaseEnded(TestCaseStats const& testCaseStats) override;
	void testGroupEnded(TestGroupStats const& testGroupStats) override;
	void testRunEnded(TestRunStats const& testRunStats) override;

	void skipTest(TestCaseInfo const& testInfo) override;
	bool isMulti() const override;
};

} // end namespace Catch

// end catch_reporter_listening.h
namespace Catch
{
ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig)
	: m_stream(&_fullConfig->stream()), m_fullConfig(_fullConfig)
{
}

ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream)
	: m_stream(&_stream), m_fullConfig(_fullConfig)
{
}

std::ostream& ReporterConfig::stream() const
{
	return *m_stream;
}
IConfigPtr ReporterConfig::fullConfig() const
{
	return m_fullConfig;
}

TestRunInfo::TestRunInfo(std::string const& _name) : name(_name) {}

GroupInfo::GroupInfo(std::string const& _name, std::size_t _groupIndex, std::size_t _groupsCount)
	: name(_name), groupIndex(_groupIndex), groupsCounts(_groupsCount)
{
}

AssertionStats::AssertionStats(AssertionResult const& _assertionResult,
							   std::vector<MessageInfo> const& _infoMessages, Totals const& _totals)
	: assertionResult(_assertionResult), infoMessages(_infoMessages), totals(_totals)
{
	assertionResult.m_resultData.lazyExpression.m_transientExpression =
		_assertionResult.m_resultData.lazyExpression.m_transientExpression;

	if(assertionResult.hasMessage())
	{
		// Copy message into messages list.
		// !TBD This should have been done earlier, somewhere
		MessageBuilder builder(assertionResult.getTestMacroName(), assertionResult.getSourceInfo(),
							   assertionResult.getResultType());
		builder << assertionResult.getMessage();
		builder.m_info.message = builder.m_stream.str();

		infoMessages.push_back(builder.m_info);
	}
}

AssertionStats::~AssertionStats() = default;

SectionStats::SectionStats(SectionInfo const& _sectionInfo, Counts const& _assertions,
						   double _durationInSeconds, bool _missingAssertions)
	: sectionInfo(_sectionInfo), assertions(_assertions), durationInSeconds(_durationInSeconds),
	  missingAssertions(_missingAssertions)
{
}

SectionStats::~SectionStats() = default;

TestCaseStats::TestCaseStats(TestCaseInfo const& _testInfo, Totals const& _totals,
							 std::string const& _stdOut, std::string const& _stdErr, bool _aborting)
	: testInfo(_testInfo), totals(_totals), stdOut(_stdOut), stdErr(_stdErr), aborting(_aborting)
{
}

TestCaseStats::~TestCaseStats() = default;

TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo, Totals const& _totals, bool _aborting)
	: groupInfo(_groupInfo), totals(_totals), aborting(_aborting)
{
}

TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo) : groupInfo(_groupInfo), aborting(false)
{
}

TestGroupStats::~TestGroupStats() = default;

TestRunStats::TestRunStats(TestRunInfo const& _runInfo, Totals const& _totals, bool _aborting)
	: runInfo(_runInfo), totals(_totals), aborting(_aborting)
{
}

TestRunStats::~TestRunStats() = default;

void IStreamingReporter::fatalErrorEncountered(StringRef) {}
bool IStreamingReporter::isMulti() const
{
	return false;
}

IReporterFactory::~IReporterFactory() = default;
IReporterRegistry::~IReporterRegistry() = default;

} // end namespace Catch
// end catch_interfaces_reporter.cpp
// start catch_interfaces_runner.cpp

namespace Catch
{
IRunner::~IRunner() = default;
}
// end catch_interfaces_runner.cpp
// start catch_interfaces_testcase.cpp

namespace Catch
{
ITestInvoker::~ITestInvoker() = default;
ITestCaseRegistry::~ITestCaseRegistry() = default;
} // namespace Catch
// end catch_interfaces_testcase.cpp
// start catch_leak_detector.cpp

#ifdef CATCH_CONFIG_WINDOWS_CRTDBG
#include <crtdbg.h>

namespace Catch
{
LeakDetector::LeakDetector()
{
	int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
	flag |= _CRTDBG_LEAK_CHECK_DF;
	flag |= _CRTDBG_ALLOC_MEM_DF;
	_CrtSetDbgFlag(flag);
	_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
	_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
	// Change this to leaking allocation's number to break there
	_CrtSetBreakAlloc(-1);
}
} // namespace Catch

#else

Catch::LeakDetector::LeakDetector() {}

#endif

Catch::LeakDetector::~LeakDetector()
{
	Catch::cleanUp();
}
// end catch_leak_detector.cpp
// start catch_list.cpp

// start catch_list.h

#include <set>

namespace Catch
{
std::size_t listTests(Config const& config);

std::size_t listTestsNamesOnly(Config const& config);

struct TagInfo
{
	void add(std::string const& spelling);
	std::string all() const;

	std::set<std::string> spellings;
	std::size_t count = 0;
};

std::size_t listTags(Config const& config);

std::size_t listReporters();

Option<std::size_t> list(std::shared_ptr<Config> const& config);

} // end namespace Catch

// end catch_list.h
// start catch_text.h

namespace Catch
{
using namespace clara::TextFlow;
}

// end catch_text.h
#include <algorithm>
#include <iomanip>
#include <limits>

namespace Catch
{
std::size_t listTests(Config const& config)
{
	TestSpec testSpec = config.testSpec();
	if(config.hasTestFilters())
		Catch::cout() << "Matching test cases:\n";
	else
	{
		Catch::cout() << "All available test cases:\n";
	}

	auto matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);
	for(auto const& testCaseInfo : matchedTestCases)
	{
		Colour::Code colour = testCaseInfo.isHidden() ? Colour::SecondaryText : Colour::None;
		Colour colourGuard(colour);

		Catch::cout() << Column(testCaseInfo.name).initialIndent(2).indent(4) << "\n";
		if(config.verbosity() >= Verbosity::High)
		{
			Catch::cout() << Column(Catch::Detail::stringify(testCaseInfo.lineInfo)).indent(4)
						  << std::endl;
			std::string description = testCaseInfo.description;
			if(description.empty())
				description = "(NO DESCRIPTION)";
			Catch::cout() << Column(description).indent(4) << std::endl;
		}
		if(!testCaseInfo.tags.empty())
			Catch::cout() << Column(testCaseInfo.tagsAsString()).indent(6) << "\n";
	}

	if(!config.hasTestFilters())
		Catch::cout() << pluralise(matchedTestCases.size(), "test case") << '\n' << std::endl;
	else
		Catch::cout() << pluralise(matchedTestCases.size(), "matching test case") << '\n'
					  << std::endl;
	return matchedTestCases.size();
}

std::size_t listTestsNamesOnly(Config const& config)
{
	TestSpec testSpec = config.testSpec();
	std::size_t matchedTests = 0;
	std::vector<TestCase> matchedTestCases =
		filterTests(getAllTestCasesSorted(config), testSpec, config);
	for(auto const& testCaseInfo : matchedTestCases)
	{
		matchedTests++;
		if(startsWith(testCaseInfo.name, '#'))
			Catch::cout() << '"' << testCaseInfo.name << '"';
		else
			Catch::cout() << testCaseInfo.name;
		if(config.verbosity() >= Verbosity::High)
			Catch::cout() << "\t@" << testCaseInfo.lineInfo;
		Catch::cout() << std::endl;
	}
	return matchedTests;
}

void TagInfo::add(std::string const& spelling)
{
	++count;
	spellings.insert(spelling);
}

std::string TagInfo::all() const
{
	size_t size = 0;
	for(auto const& spelling : spellings)
	{
		// Add 2 for the brackes
		size += spelling.size() + 2;
	}

	std::string out;
	out.reserve(size);
	for(auto const& spelling : spellings)
	{
		out += '[';
		out += spelling;
		out += ']';
	}
	return out;
}

std::size_t listTags(Config const& config)
{
	TestSpec testSpec = config.testSpec();
	if(config.hasTestFilters())
		Catch::cout() << "Tags for matching test cases:\n";
	else
	{
		Catch::cout() << "All available tags:\n";
	}

	std::map<std::string, TagInfo> tagCounts;

	std::vector<TestCase> matchedTestCases =
		filterTests(getAllTestCasesSorted(config), testSpec, config);
	for(auto const& testCase : matchedTestCases)
	{
		for(auto const& tagName : testCase.getTestCaseInfo().tags)
		{
			std::string lcaseTagName = toLower(tagName);
			auto countIt = tagCounts.find(lcaseTagName);
			if(countIt == tagCounts.end())
				countIt = tagCounts.insert(std::make_pair(lcaseTagName, TagInfo())).first;
			countIt->second.add(tagName);
		}
	}

	for(auto const& tagCount : tagCounts)
	{
		ReusableStringStream rss;
		rss << "  " << std::setw(2) << tagCount.second.count << "  ";
		auto str = rss.str();
		auto wrapper = Column(tagCount.second.all())
						   .initialIndent(0)
						   .indent(str.size())
						   .width(CATCH_CONFIG_CONSOLE_WIDTH - 10);
		Catch::cout() << str << wrapper << '\n';
	}
	Catch::cout() << pluralise(tagCounts.size(), "tag") << '\n' << std::endl;
	return tagCounts.size();
}

std::size_t listReporters()
{
	Catch::cout() << "Available reporters:\n";
	IReporterRegistry::FactoryMap const& factories =
		getRegistryHub().getReporterRegistry().getFactories();
	std::size_t maxNameLen = 0;
	for(auto const& factoryKvp : factories)
		maxNameLen = (std::max)(maxNameLen, factoryKvp.first.size());

	for(auto const& factoryKvp : factories)
	{
		Catch::cout() << Column(factoryKvp.first + ":").indent(2).width(5 + maxNameLen) +
							 Column(factoryKvp.second->getDescription())
								 .initialIndent(0)
								 .indent(2)
								 .width(CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen - 8)
					  << "\n";
	}
	Catch::cout() << std::endl;
	return factories.size();
}

Option<std::size_t> list(std::shared_ptr<Config> const& config)
{
	Option<std::size_t> listedCount;
	getCurrentMutableContext().setConfig(config);
	if(config->listTests())
		listedCount = listedCount.valueOr(0) + listTests(*config);
	if(config->listTestNamesOnly())
		listedCount = listedCount.valueOr(0) + listTestsNamesOnly(*config);
	if(config->listTags())
		listedCount = listedCount.valueOr(0) + listTags(*config);
	if(config->listReporters())
		listedCount = listedCount.valueOr(0) + listReporters();
	return listedCount;
}

} // end namespace Catch
// end catch_list.cpp
// start catch_matchers.cpp

namespace Catch
{
namespace Matchers
{
	namespace Impl
	{
		std::string MatcherUntypedBase::toString() const
		{
			if(m_cachedToString.empty())
				m_cachedToString = describe();
			return m_cachedToString;
		}

		MatcherUntypedBase::~MatcherUntypedBase() = default;

	} // namespace Impl
} // namespace Matchers

using namespace Matchers;
using Matchers::Impl::MatcherBase;

} // namespace Catch
// end catch_matchers.cpp
// start catch_matchers_floating.cpp

// start catch_polyfills.hpp

namespace Catch
{
bool isnan(float f);
bool isnan(double d);
} // namespace Catch

// end catch_polyfills.hpp
// start catch_to_string.hpp

#include <string>

namespace Catch
{
template<typename T>
std::string to_string(T const& t)
{
#if defined(CATCH_CONFIG_CPP11_TO_STRING)
	return std::to_string(t);
#else
	ReusableStringStream rss;
	rss << t;
	return rss.str();
#endif
}
} // end namespace Catch

// end catch_to_string.hpp
#include <cstdint>
#include <cstdlib>
#include <cstring>
#include <iomanip>
#include <limits>
#include <sstream>

namespace Catch
{
namespace Matchers
{
	namespace Floating
	{
		enum class FloatingPointKind : uint8_t
		{
			Float,
			Double
		};
	}
} // namespace Matchers
} // namespace Catch

namespace
{
template<typename T>
struct Converter;

template<>
struct Converter<float>
{
	static_assert(sizeof(float) == sizeof(int32_t), "Important ULP matcher assumption violated");
	Converter(float f)
	{
		std::memcpy(&i, &f, sizeof(f));
	}
	int32_t i;
};

template<>
struct Converter<double>
{
	static_assert(sizeof(double) == sizeof(int64_t), "Important ULP matcher assumption violated");
	Converter(double d)
	{
		std::memcpy(&i, &d, sizeof(d));
	}
	int64_t i;
};

template<typename T>
auto convert(T t) -> Converter<T>
{
	return Converter<T>(t);
}

template<typename FP>
bool almostEqualUlps(FP lhs, FP rhs, int maxUlpDiff)
{
	// Comparison with NaN should always be false.
	// This way we can rule it out before getting into the ugly details
	if(Catch::isnan(lhs) || Catch::isnan(rhs))
	{
		return false;
	}

	auto lc = convert(lhs);
	auto rc = convert(rhs);

	if((lc.i < 0) != (rc.i < 0))
	{
		// Potentially we can have +0 and -0
		return lhs == rhs;
	}

	auto ulpDiff = std::abs(lc.i - rc.i);
	return ulpDiff <= maxUlpDiff;
}

template<typename FP>
FP step(FP start, FP direction, int steps)
{
	for(int i = 0; i < steps; ++i)
	{
		start = std::nextafter(start, direction);
	}
	return start;
}

} // end anonymous namespace

namespace Catch
{
namespace Matchers
{
	namespace Floating
	{
		WithinAbsMatcher::WithinAbsMatcher(double target, double margin)
			: m_target{target}, m_margin{margin}
		{
			CATCH_ENFORCE(margin >= 0,
						  "Invalid margin: " << margin << '.' << " Margin has to be non-negative.");
		}

		// Performs equivalent check of std::fabs(lhs - rhs) <= margin
		// But without the subtraction to allow for INFINITY in comparison
		bool WithinAbsMatcher::match(double const& matchee) const
		{
			return (matchee + m_margin >= m_target) && (m_target + m_margin >= matchee);
		}

		std::string WithinAbsMatcher::describe() const
		{
			return "is within " + ::Catch::Detail::stringify(m_margin) + " of " +
				   ::Catch::Detail::stringify(m_target);
		}

		WithinUlpsMatcher::WithinUlpsMatcher(double target, int ulps, FloatingPointKind baseType)
			: m_target{target}, m_ulps{ulps}, m_type{baseType}
		{
			CATCH_ENFORCE(ulps >= 0, "Invalid ULP setting: " << ulps << '.'
															 << " ULPs have to be non-negative.");
		}

#if defined(__clang__)
#pragma clang diagnostic push
// Clang <3.5 reports on the default branch in the switch below
#pragma clang diagnostic ignored "-Wunreachable-code"
#endif

		bool WithinUlpsMatcher::match(double const& matchee) const
		{
			switch(m_type)
			{
				case FloatingPointKind::Float:
					return almostEqualUlps<float>(static_cast<float>(matchee),
												  static_cast<float>(m_target), m_ulps);
				case FloatingPointKind::Double:
					return almostEqualUlps<double>(matchee, m_target, m_ulps);
				default:
					CATCH_INTERNAL_ERROR("Unknown FloatingPointKind value");
			}
		}

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

		std::string WithinUlpsMatcher::describe() const
		{
			std::stringstream ret;

			ret << "is within " << m_ulps << " ULPs of " << ::Catch::Detail::stringify(m_target);

			if(m_type == FloatingPointKind::Float)
			{
				ret << 'f';
			}

			ret << " ([";
			ret << std::fixed << std::setprecision(std::numeric_limits<double>::max_digits10);
			if(m_type == FloatingPointKind::Double)
			{
				ret << step(m_target, static_cast<double>(-INFINITY), m_ulps) << ", "
					<< step(m_target, static_cast<double>(INFINITY), m_ulps);
			}
			else
			{
				ret << step<float>(static_cast<float>(m_target), -INFINITY, m_ulps) << ", "
					<< step<float>(static_cast<float>(m_target), INFINITY, m_ulps);
			}
			ret << "])";

			return ret.str();
			// return "is within " + Catch::to_string(m_ulps) + " ULPs of " +
			// ::Catch::Detail::stringify(m_target) + ((m_type == FloatingPointKind::Float)? "f" :
			// "");
		}

	} // namespace Floating

	Floating::WithinUlpsMatcher WithinULP(double target, int maxUlpDiff)
	{
		return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Double);
	}

	Floating::WithinUlpsMatcher WithinULP(float target, int maxUlpDiff)
	{
		return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Float);
	}

	Floating::WithinAbsMatcher WithinAbs(double target, double margin)
	{
		return Floating::WithinAbsMatcher(target, margin);
	}

} // namespace Matchers
} // namespace Catch

// end catch_matchers_floating.cpp
// start catch_matchers_generic.cpp

std::string Catch::Matchers::Generic::Detail::finalizeDescription(const std::string& desc)
{
	if(desc.empty())
	{
		return "matches undescribed predicate";
	}
	else
	{
		return "matches predicate: \"" + desc + '"';
	}
}
// end catch_matchers_generic.cpp
// start catch_matchers_string.cpp

#include <regex>

namespace Catch
{
namespace Matchers
{
	namespace StdString
	{
		CasedString::CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity)
			: m_caseSensitivity(caseSensitivity), m_str(adjustString(str))
		{
		}
		std::string CasedString::adjustString(std::string const& str) const
		{
			return m_caseSensitivity == CaseSensitive::No ? toLower(str) : str;
		}
		std::string CasedString::caseSensitivitySuffix() const
		{
			return m_caseSensitivity == CaseSensitive::No ? " (case insensitive)" : std::string();
		}

		StringMatcherBase::StringMatcherBase(std::string const& operation,
											 CasedString const& comparator)
			: m_comparator(comparator), m_operation(operation)
		{
		}

		std::string StringMatcherBase::describe() const
		{
			std::string description;
			description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
								m_comparator.caseSensitivitySuffix().size());
			description += m_operation;
			description += ": \"";
			description += m_comparator.m_str;
			description += "\"";
			description += m_comparator.caseSensitivitySuffix();
			return description;
		}

		EqualsMatcher::EqualsMatcher(CasedString const& comparator)
			: StringMatcherBase("equals", comparator)
		{
		}

		bool EqualsMatcher::match(std::string const& source) const
		{
			return m_comparator.adjustString(source) == m_comparator.m_str;
		}

		ContainsMatcher::ContainsMatcher(CasedString const& comparator)
			: StringMatcherBase("contains", comparator)
		{
		}

		bool ContainsMatcher::match(std::string const& source) const
		{
			return contains(m_comparator.adjustString(source), m_comparator.m_str);
		}

		StartsWithMatcher::StartsWithMatcher(CasedString const& comparator)
			: StringMatcherBase("starts with", comparator)
		{
		}

		bool StartsWithMatcher::match(std::string const& source) const
		{
			return startsWith(m_comparator.adjustString(source), m_comparator.m_str);
		}

		EndsWithMatcher::EndsWithMatcher(CasedString const& comparator)
			: StringMatcherBase("ends with", comparator)
		{
		}

		bool EndsWithMatcher::match(std::string const& source) const
		{
			return endsWith(m_comparator.adjustString(source), m_comparator.m_str);
		}

		RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity)
			: m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity)
		{
		}

		bool RegexMatcher::match(std::string const& matchee) const
		{
			auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway
			if(m_caseSensitivity == CaseSensitive::Choice::No)
			{
				flags |= std::regex::icase;
			}
			auto reg = std::regex(m_regex, flags);
			return std::regex_match(matchee, reg);
		}

		std::string RegexMatcher::describe() const
		{
			return "matches " + ::Catch::Detail::stringify(m_regex) +
				   ((m_caseSensitivity == CaseSensitive::Choice::Yes) ? " case sensitively"
																	  : " case insensitively");
		}

	} // namespace StdString

	StdString::EqualsMatcher Equals(std::string const& str, CaseSensitive::Choice caseSensitivity)
	{
		return StdString::EqualsMatcher(StdString::CasedString(str, caseSensitivity));
	}
	StdString::ContainsMatcher Contains(std::string const& str,
										CaseSensitive::Choice caseSensitivity)
	{
		return StdString::ContainsMatcher(StdString::CasedString(str, caseSensitivity));
	}
	StdString::EndsWithMatcher EndsWith(std::string const& str,
										CaseSensitive::Choice caseSensitivity)
	{
		return StdString::EndsWithMatcher(StdString::CasedString(str, caseSensitivity));
	}
	StdString::StartsWithMatcher StartsWith(std::string const& str,
											CaseSensitive::Choice caseSensitivity)
	{
		return StdString::StartsWithMatcher(StdString::CasedString(str, caseSensitivity));
	}

	StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity)
	{
		return StdString::RegexMatcher(regex, caseSensitivity);
	}

} // namespace Matchers
} // namespace Catch
// end catch_matchers_string.cpp
// start catch_message.cpp

// start catch_uncaught_exceptions.h

namespace Catch
{
bool uncaught_exceptions();
} // end namespace Catch

// end catch_uncaught_exceptions.h
#include <cassert>
#include <stack>

namespace Catch
{
MessageInfo::MessageInfo(StringRef const& _macroName, SourceLineInfo const& _lineInfo,
						 ResultWas::OfType _type)
	: macroName(_macroName), lineInfo(_lineInfo), type(_type), sequence(++globalCount)
{
}

bool MessageInfo::operator==(MessageInfo const& other) const
{
	return sequence == other.sequence;
}

bool MessageInfo::operator<(MessageInfo const& other) const
{
	return sequence < other.sequence;
}

// This may need protecting if threading support is added
unsigned int MessageInfo::globalCount = 0;

////////////////////////////////////////////////////////////////////////////

Catch::MessageBuilder::MessageBuilder(StringRef const& macroName, SourceLineInfo const& lineInfo,
									  ResultWas::OfType type)
	: m_info(macroName, lineInfo, type)
{
}

////////////////////////////////////////////////////////////////////////////

ScopedMessage::ScopedMessage(MessageBuilder const& builder) : m_info(builder.m_info), m_moved()
{
	m_info.message = builder.m_stream.str();
	getResultCapture().pushScopedMessage(m_info);
}

ScopedMessage::ScopedMessage(ScopedMessage&& old) : m_info(old.m_info), m_moved()
{
	old.m_moved = true;
}

ScopedMessage::~ScopedMessage()
{
	if(!uncaught_exceptions() && !m_moved)
	{
		getResultCapture().popScopedMessage(m_info);
	}
}

Capturer::Capturer(StringRef macroName, SourceLineInfo const& lineInfo,
				   ResultWas::OfType resultType, StringRef names)
{
	auto trimmed = [&](size_t start, size_t end) {
		while(names[start] == ',' || isspace(names[start]))
		{
			++start;
		}
		while(names[end] == ',' || isspace(names[end]))
		{
			--end;
		}
		return names.substr(start, end - start + 1);
	};
	auto skipq = [&](size_t start, char quote) {
		for(auto i = start + 1; i < names.size(); ++i)
		{
			if(names[i] == quote)
				return i;
			if(names[i] == '\\')
				++i;
		}
		CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
	};

	size_t start = 0;
	std::stack<char> openings;
	for(size_t pos = 0; pos < names.size(); ++pos)
	{
		char c = names[pos];
		switch(c)
		{
			case '[':
			case '{':
			case '(':
				// It is basically impossible to disambiguate between
				// comparison and start of template args in this context
				//            case '<':
				openings.push(c);
				break;
			case ']':
			case '}':
			case ')':
				//           case '>':
				openings.pop();
				break;
			case '"':
			case '\'':
				pos = skipq(pos, c);
				break;
			case ',':
				if(start != pos && openings.size() == 0)
				{
					m_messages.emplace_back(macroName, lineInfo, resultType);
					m_messages.back().message = trimmed(start, pos);
					m_messages.back().message += " := ";
					start = pos;
				}
		}
	}
	assert(openings.size() == 0 && "Mismatched openings");
	m_messages.emplace_back(macroName, lineInfo, resultType);
	m_messages.back().message = trimmed(start, names.size() - 1);
	m_messages.back().message += " := ";
}
Capturer::~Capturer()
{
	if(!uncaught_exceptions())
	{
		assert(m_captured == m_messages.size());
		for(size_t i = 0; i < m_captured; ++i)
			m_resultCapture.popScopedMessage(m_messages[i]);
	}
}

void Capturer::captureValue(size_t index, std::string const& value)
{
	assert(index < m_messages.size());
	m_messages[index].message += value;
	m_resultCapture.pushScopedMessage(m_messages[index]);
	m_captured++;
}

} // end namespace Catch
// end catch_message.cpp
// start catch_output_redirect.cpp

// start catch_output_redirect.h
#ifndef TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
#define TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H

#include <cstdio>
#include <iosfwd>
#include <string>

namespace Catch
{
class RedirectedStream
{
	std::ostream& m_originalStream;
	std::ostream& m_redirectionStream;
	std::streambuf* m_prevBuf;

  public:
	RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream);
	~RedirectedStream();
};

class RedirectedStdOut
{
	ReusableStringStream m_rss;
	RedirectedStream m_cout;

  public:
	RedirectedStdOut();
	auto str() const -> std::string;
};

// StdErr has two constituent streams in C++, std::cerr and std::clog
// This means that we need to redirect 2 streams into 1 to keep proper
// order of writes
class RedirectedStdErr
{
	ReusableStringStream m_rss;
	RedirectedStream m_cerr;
	RedirectedStream m_clog;

  public:
	RedirectedStdErr();
	auto str() const -> std::string;
};

class RedirectedStreams
{
  public:
	RedirectedStreams(RedirectedStreams const&) = delete;
	RedirectedStreams& operator=(RedirectedStreams const&) = delete;
	RedirectedStreams(RedirectedStreams&&) = delete;
	RedirectedStreams& operator=(RedirectedStreams&&) = delete;

	RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr);
	~RedirectedStreams();

  private:
	std::string& m_redirectedCout;
	std::string& m_redirectedCerr;
	RedirectedStdOut m_redirectedStdOut;
	RedirectedStdErr m_redirectedStdErr;
};

#if defined(CATCH_CONFIG_NEW_CAPTURE)

// Windows's implementation of std::tmpfile is terrible (it tries
// to create a file inside system folder, thus requiring elevated
// privileges for the binary), so we have to use tmpnam(_s) and
// create the file ourselves there.
class TempFile
{
  public:
	TempFile(TempFile const&) = delete;
	TempFile& operator=(TempFile const&) = delete;
	TempFile(TempFile&&) = delete;
	TempFile& operator=(TempFile&&) = delete;

	TempFile();
	~TempFile();

	std::FILE* getFile();
	std::string getContents();

  private:
	std::FILE* m_file = nullptr;
#if defined(_MSC_VER)
	char m_buffer[L_tmpnam] = {0};
#endif
};

class OutputRedirect
{
  public:
	OutputRedirect(OutputRedirect const&) = delete;
	OutputRedirect& operator=(OutputRedirect const&) = delete;
	OutputRedirect(OutputRedirect&&) = delete;
	OutputRedirect& operator=(OutputRedirect&&) = delete;

	OutputRedirect(std::string& stdout_dest, std::string& stderr_dest);
	~OutputRedirect();

  private:
	int m_originalStdout = -1;
	int m_originalStderr = -1;
	TempFile m_stdoutFile;
	TempFile m_stderrFile;
	std::string& m_stdoutDest;
	std::string& m_stderrDest;
};

#endif

} // end namespace Catch

#endif // TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
// end catch_output_redirect.h
#include <cstdio>
#include <cstring>
#include <fstream>
#include <sstream>
#include <stdexcept>

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#include <io.h> //_dup and _dup2
#define dup _dup
#define dup2 _dup2
#define fileno _fileno
#else
#include <unistd.h> // dup and dup2
#endif
#endif

namespace Catch
{
RedirectedStream::RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream)
	: m_originalStream(originalStream), m_redirectionStream(redirectionStream),
	  m_prevBuf(m_originalStream.rdbuf())
{
	m_originalStream.rdbuf(m_redirectionStream.rdbuf());
}

RedirectedStream::~RedirectedStream()
{
	m_originalStream.rdbuf(m_prevBuf);
}

RedirectedStdOut::RedirectedStdOut() : m_cout(Catch::cout(), m_rss.get()) {}
auto RedirectedStdOut::str() const -> std::string
{
	return m_rss.str();
}

RedirectedStdErr::RedirectedStdErr()
	: m_cerr(Catch::cerr(), m_rss.get()), m_clog(Catch::clog(), m_rss.get())
{
}
auto RedirectedStdErr::str() const -> std::string
{
	return m_rss.str();
}

RedirectedStreams::RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr)
	: m_redirectedCout(redirectedCout), m_redirectedCerr(redirectedCerr)
{
}

RedirectedStreams::~RedirectedStreams()
{
	m_redirectedCout += m_redirectedStdOut.str();
	m_redirectedCerr += m_redirectedStdErr.str();
}

#if defined(CATCH_CONFIG_NEW_CAPTURE)

#if defined(_MSC_VER)
TempFile::TempFile()
{
	if(tmpnam_s(m_buffer))
	{
		CATCH_RUNTIME_ERROR("Could not get a temp filename");
	}
	if(fopen_s(&m_file, m_buffer, "w"))
	{
		char buffer[100];
		if(strerror_s(buffer, errno))
		{
			CATCH_RUNTIME_ERROR("Could not translate errno to a string");
		}
		CATCH_RUNTIME_ERROR("Could not open the temp file: '" << m_buffer
															  << "' because: " << buffer);
	}
}
#else
TempFile::TempFile()
{
	m_file = std::tmpfile();
	if(!m_file)
	{
		CATCH_RUNTIME_ERROR("Could not create a temp file.");
	}
}

#endif

TempFile::~TempFile()
{
	// TBD: What to do about errors here?
	std::fclose(m_file);
	// We manually create the file on Windows only, on Linux
	// it will be autodeleted
#if defined(_MSC_VER)
	std::remove(m_buffer);
#endif
}

FILE* TempFile::getFile()
{
	return m_file;
}

std::string TempFile::getContents()
{
	std::stringstream sstr;
	char buffer[100] = {};
	std::rewind(m_file);
	while(std::fgets(buffer, sizeof(buffer), m_file))
	{
		sstr << buffer;
	}
	return sstr.str();
}

OutputRedirect::OutputRedirect(std::string& stdout_dest, std::string& stderr_dest)
	: m_originalStdout(dup(1)), m_originalStderr(dup(2)), m_stdoutDest(stdout_dest),
	  m_stderrDest(stderr_dest)
{
	dup2(fileno(m_stdoutFile.getFile()), 1);
	dup2(fileno(m_stderrFile.getFile()), 2);
}

OutputRedirect::~OutputRedirect()
{
	Catch::cout() << std::flush;
	fflush(stdout);
	// Since we support overriding these streams, we flush cerr
	// even though std::cerr is unbuffered
	Catch::cerr() << std::flush;
	Catch::clog() << std::flush;
	fflush(stderr);

	dup2(m_originalStdout, 1);
	dup2(m_originalStderr, 2);

	m_stdoutDest += m_stdoutFile.getContents();
	m_stderrDest += m_stderrFile.getContents();
}

#endif // CATCH_CONFIG_NEW_CAPTURE

} // namespace Catch

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#undef dup
#undef dup2
#undef fileno
#endif
#endif
// end catch_output_redirect.cpp
// start catch_polyfills.cpp

#include <cmath>

namespace Catch
{
#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
bool isnan(float f)
{
	return std::isnan(f);
}
bool isnan(double d)
{
	return std::isnan(d);
}
#else
// For now we only use this for embarcadero
bool isnan(float f)
{
	return std::_isnan(f);
}
bool isnan(double d)
{
	return std::_isnan(d);
}
#endif

} // end namespace Catch
// end catch_polyfills.cpp
// start catch_random_number_generator.cpp

namespace Catch
{
std::mt19937& rng()
{
	static std::mt19937 s_rng;
	return s_rng;
}

void seedRng(IConfig const& config)
{
	if(config.rngSeed() != 0)
	{
		std::srand(config.rngSeed());
		rng().seed(config.rngSeed());
	}
}

unsigned int rngSeed()
{
	return getCurrentContext().getConfig()->rngSeed();
}
} // namespace Catch
// end catch_random_number_generator.cpp
// start catch_registry_hub.cpp

// start catch_test_case_registry_impl.h

#include <algorithm>
#include <ios>
#include <set>
#include <vector>

namespace Catch
{
class TestCase;
struct IConfig;

std::vector<TestCase> sortTests(IConfig const& config,
								std::vector<TestCase> const& unsortedTestCases);

bool isThrowSafe(TestCase const& testCase, IConfig const& config);
bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);

void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions);

std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec,
								  IConfig const& config);
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

class TestRegistry : public ITestCaseRegistry
{
  public:
	virtual ~TestRegistry() = default;

	virtual void registerTest(TestCase const& testCase);

	std::vector<TestCase> const& getAllTests() const override;
	std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const override;

  private:
	std::vector<TestCase> m_functions;
	mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder;
	mutable std::vector<TestCase> m_sortedFunctions;
	std::size_t m_unnamedCount = 0;
	std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised
};

///////////////////////////////////////////////////////////////////////////

class TestInvokerAsFunction : public ITestInvoker
{
	void (*m_testAsFunction)();

  public:
	TestInvokerAsFunction(void (*testAsFunction)()) noexcept;

	void invoke() const override;
};

std::string extractClassName(StringRef const& classOrQualifiedMethodName);

///////////////////////////////////////////////////////////////////////////

} // end namespace Catch

// end catch_test_case_registry_impl.h
// start catch_reporter_registry.h

#include <map>

namespace Catch
{
class ReporterRegistry : public IReporterRegistry
{
  public:
	~ReporterRegistry() override;

	IStreamingReporterPtr create(std::string const& name, IConfigPtr const& config) const override;

	void registerReporter(std::string const& name, IReporterFactoryPtr const& factory);
	void registerListener(IReporterFactoryPtr const& factory);

	FactoryMap const& getFactories() const override;
	Listeners const& getListeners() const override;

  private:
	FactoryMap m_factories;
	Listeners m_listeners;
};
} // namespace Catch

// end catch_reporter_registry.h
// start catch_tag_alias_registry.h

// start catch_tag_alias.h

#include <string>

namespace Catch
{
struct TagAlias
{
	TagAlias(std::string const& _tag, SourceLineInfo _lineInfo);

	std::string tag;
	SourceLineInfo lineInfo;
};

} // end namespace Catch

// end catch_tag_alias.h
#include <map>

namespace Catch
{
class TagAliasRegistry : public ITagAliasRegistry
{
  public:
	~TagAliasRegistry() override;
	TagAlias const* find(std::string const& alias) const override;
	std::string expandAliases(std::string const& unexpandedTestSpec) const override;
	void add(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo);

  private:
	std::map<std::string, TagAlias> m_registry;
};

} // end namespace Catch

// end catch_tag_alias_registry.h
// start catch_startup_exception_registry.h

#include <exception>
#include <vector>

namespace Catch
{
class StartupExceptionRegistry
{
  public:
	void add(std::exception_ptr const& exception) noexcept;
	std::vector<std::exception_ptr> const& getExceptions() const noexcept;

  private:
	std::vector<std::exception_ptr> m_exceptions;
};

} // end namespace Catch

// end catch_startup_exception_registry.h
// start catch_singletons.hpp

namespace Catch
{
struct ISingleton
{
	virtual ~ISingleton();
};

void addSingleton(ISingleton* singleton);
void cleanupSingletons();

template<typename SingletonImplT, typename InterfaceT = SingletonImplT,
		 typename MutableInterfaceT = InterfaceT>
class Singleton : SingletonImplT, public ISingleton
{
	static auto getInternal() -> Singleton*
	{
		static Singleton* s_instance = nullptr;
		if(!s_instance)
		{
			s_instance = new Singleton;
			addSingleton(s_instance);
		}
		return s_instance;
	}

  public:
	static auto get() -> InterfaceT const&
	{
		return *getInternal();
	}
	static auto getMutable() -> MutableInterfaceT&
	{
		return *getInternal();
	}
};

} // namespace Catch

// end catch_singletons.hpp
namespace Catch
{
namespace
{
	class RegistryHub : public IRegistryHub, public IMutableRegistryHub, private NonCopyable
	{
	  public: // IRegistryHub
		RegistryHub() = default;
		IReporterRegistry const& getReporterRegistry() const override
		{
			return m_reporterRegistry;
		}
		ITestCaseRegistry const& getTestCaseRegistry() const override
		{
			return m_testCaseRegistry;
		}
		IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override
		{
			return m_exceptionTranslatorRegistry;
		}
		ITagAliasRegistry const& getTagAliasRegistry() const override
		{
			return m_tagAliasRegistry;
		}
		StartupExceptionRegistry const& getStartupExceptionRegistry() const override
		{
			return m_exceptionRegistry;
		}

	  public: // IMutableRegistryHub
		void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) override
		{
			m_reporterRegistry.registerReporter(name, factory);
		}
		void registerListener(IReporterFactoryPtr const& factory) override
		{
			m_reporterRegistry.registerListener(factory);
		}
		void registerTest(TestCase const& testInfo) override
		{
			m_testCaseRegistry.registerTest(testInfo);
		}
		void registerTranslator(const IExceptionTranslator* translator) override
		{
			m_exceptionTranslatorRegistry.registerTranslator(translator);
		}
		void registerTagAlias(std::string const& alias, std::string const& tag,
							  SourceLineInfo const& lineInfo) override
		{
			m_tagAliasRegistry.add(alias, tag, lineInfo);
		}
		void registerStartupException() noexcept override
		{
			m_exceptionRegistry.add(std::current_exception());
		}
		IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override
		{
			return m_enumValuesRegistry;
		}

	  private:
		TestRegistry m_testCaseRegistry;
		ReporterRegistry m_reporterRegistry;
		ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
		TagAliasRegistry m_tagAliasRegistry;
		StartupExceptionRegistry m_exceptionRegistry;
		Detail::EnumValuesRegistry m_enumValuesRegistry;
	};
} // namespace

using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;

IRegistryHub const& getRegistryHub()
{
	return RegistryHubSingleton::get();
}
IMutableRegistryHub& getMutableRegistryHub()
{
	return RegistryHubSingleton::getMutable();
}
void cleanUp()
{
	cleanupSingletons();
	cleanUpContext();
}
std::string translateActiveException()
{
	return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
}

} // end namespace Catch
// end catch_registry_hub.cpp
// start catch_reporter_registry.cpp

namespace Catch
{
ReporterRegistry::~ReporterRegistry() = default;

IStreamingReporterPtr ReporterRegistry::create(std::string const& name,
											   IConfigPtr const& config) const
{
	auto it = m_factories.find(name);
	if(it == m_factories.end())
		return nullptr;
	return it->second->create(ReporterConfig(config));
}

void ReporterRegistry::registerReporter(std::string const& name, IReporterFactoryPtr const& factory)
{
	m_factories.emplace(name, factory);
}
void ReporterRegistry::registerListener(IReporterFactoryPtr const& factory)
{
	m_listeners.push_back(factory);
}

IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const
{
	return m_factories;
}
IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const
{
	return m_listeners;
}

} // namespace Catch
// end catch_reporter_registry.cpp
// start catch_result_type.cpp

namespace Catch
{
bool isOk(ResultWas::OfType resultType)
{
	return (resultType & ResultWas::FailureBit) == 0;
}
bool isJustInfo(int flags)
{
	return flags == ResultWas::Info;
}

ResultDisposition::Flags operator|(ResultDisposition::Flags lhs, ResultDisposition::Flags rhs)
{
	return static_cast<ResultDisposition::Flags>(static_cast<int>(lhs) | static_cast<int>(rhs));
}

bool shouldContinueOnFailure(int flags)
{
	return (flags & ResultDisposition::ContinueOnFailure) != 0;
}
bool shouldSuppressFailure(int flags)
{
	return (flags & ResultDisposition::SuppressFail) != 0;
}

} // end namespace Catch
// end catch_result_type.cpp
// start catch_run_context.cpp

#include <algorithm>
#include <cassert>
#include <sstream>

namespace Catch
{
namespace Generators
{
	struct GeneratorTracker : TestCaseTracking::TrackerBase, IGeneratorTracker
	{
		GeneratorBasePtr m_generator;

		GeneratorTracker(TestCaseTracking::NameAndLocation const& nameAndLocation,
						 TrackerContext& ctx, ITracker* parent)
			: TrackerBase(nameAndLocation, ctx, parent)
		{
		}
		~GeneratorTracker();

		static GeneratorTracker& acquire(TrackerContext& ctx,
										 TestCaseTracking::NameAndLocation const& nameAndLocation)
		{
			std::shared_ptr<GeneratorTracker> tracker;

			ITracker& currentTracker = ctx.currentTracker();
			if(TestCaseTracking::ITrackerPtr childTracker =
				   currentTracker.findChild(nameAndLocation))
			{
				assert(childTracker);
				assert(childTracker->isGeneratorTracker());
				tracker = std::static_pointer_cast<GeneratorTracker>(childTracker);
			}
			else
			{
				tracker = std::make_shared<GeneratorTracker>(nameAndLocation, ctx, &currentTracker);
				currentTracker.addChild(tracker);
			}

			if(!ctx.completedCycle() && !tracker->isComplete())
			{
				tracker->open();
			}

			return *tracker;
		}

		// TrackerBase interface
		bool isGeneratorTracker() const override
		{
			return true;
		}
		auto hasGenerator() const -> bool override
		{
			return !!m_generator;
		}
		void close() override
		{
			TrackerBase::close();
			// Generator interface only finds out if it has another item on atual move
			if(m_runState == CompletedSuccessfully && m_generator->next())
			{
				m_children.clear();
				m_runState = Executing;
			}
		}

		// IGeneratorTracker interface
		auto getGenerator() const -> GeneratorBasePtr const& override
		{
			return m_generator;
		}
		void setGenerator(GeneratorBasePtr&& generator) override
		{
			m_generator = std::move(generator);
		}
	};
	GeneratorTracker::~GeneratorTracker() {}
} // namespace Generators

RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter)
	: m_runInfo(_config->name()), m_context(getCurrentMutableContext()), m_config(_config),
	  m_reporter(std::move(reporter)), m_lastAssertionInfo{StringRef(), SourceLineInfo("", 0),
														   StringRef(), ResultDisposition::Normal},
	  m_includeSuccessfulResults(m_config->includeSuccessfulResults() ||
								 m_reporter->getPreferences().shouldReportAllAssertions)
{
	m_context.setRunner(this);
	m_context.setConfig(m_config);
	m_context.setResultCapture(this);
	m_reporter->testRunStarting(m_runInfo);
}

RunContext::~RunContext()
{
	m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting()));
}

void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex,
								   std::size_t groupsCount)
{
	m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount));
}

void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals,
								std::size_t groupIndex, std::size_t groupsCount)
{
	m_reporter->testGroupEnded(
		TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting()));
}

Totals RunContext::runTest(TestCase const& testCase)
{
	Totals prevTotals = m_totals;

	std::string redirectedCout;
	std::string redirectedCerr;

	auto const& testInfo = testCase.getTestCaseInfo();

	m_reporter->testCaseStarting(testInfo);

	m_activeTestCase = &testCase;

	ITracker& rootTracker = m_trackerContext.startRun();
	assert(rootTracker.isSectionTracker());
	static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun());
	do
	{
		m_trackerContext.startCycle();
		m_testCaseTracker = &SectionTracker::acquire(
			m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo));
		runCurrentTest(redirectedCout, redirectedCerr);
	} while(!m_testCaseTracker->isSuccessfullyCompleted() && !aborting());

	Totals deltaTotals = m_totals.delta(prevTotals);
	if(testInfo.expectedToFail() && deltaTotals.testCases.passed > 0)
	{
		deltaTotals.assertions.failed++;
		deltaTotals.testCases.passed--;
		deltaTotals.testCases.failed++;
	}
	m_totals.testCases += deltaTotals.testCases;
	m_reporter->testCaseEnded(
		TestCaseStats(testInfo, deltaTotals, redirectedCout, redirectedCerr, aborting()));

	m_activeTestCase = nullptr;
	m_testCaseTracker = nullptr;

	return deltaTotals;
}

IConfigPtr RunContext::config() const
{
	return m_config;
}

IStreamingReporter& RunContext::reporter() const
{
	return *m_reporter;
}

void RunContext::assertionEnded(AssertionResult const& result)
{
	if(result.getResultType() == ResultWas::Ok)
	{
		m_totals.assertions.passed++;
		m_lastAssertionPassed = true;
	}
	else if(!result.isOk())
	{
		m_lastAssertionPassed = false;
		if(m_activeTestCase->getTestCaseInfo().okToFail())
			m_totals.assertions.failedButOk++;
		else
			m_totals.assertions.failed++;
	}
	else
	{
		m_lastAssertionPassed = true;
	}

	// We have no use for the return value (whether messages should be cleared), because messages
	// were made scoped and should be let to clear themselves out.
	static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));

	if(result.getResultType() != ResultWas::Warning)
		m_messageScopes.clear();

	// Reset working state
	resetAssertionInfo();
	m_lastResult = result;
}
void RunContext::resetAssertionInfo()
{
	m_lastAssertionInfo.macroName = StringRef();
	m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
}

bool RunContext::sectionStarted(SectionInfo const& sectionInfo, Counts& assertions)
{
	ITracker& sectionTracker = SectionTracker::acquire(
		m_trackerContext,
		TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));
	if(!sectionTracker.isOpen())
		return false;
	m_activeSections.push_back(&sectionTracker);

	m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;

	m_reporter->sectionStarting(sectionInfo);

	assertions = m_totals.assertions;

	return true;
}
auto RunContext::acquireGeneratorTracker(SourceLineInfo const& lineInfo) -> IGeneratorTracker&
{
	using namespace Generators;
	GeneratorTracker& tracker = GeneratorTracker::acquire(
		m_trackerContext, TestCaseTracking::NameAndLocation("generator", lineInfo));
	assert(tracker.isOpen());
	m_lastAssertionInfo.lineInfo = lineInfo;
	return tracker;
}

bool RunContext::testForMissingAssertions(Counts& assertions)
{
	if(assertions.total() != 0)
		return false;
	if(!m_config->warnAboutMissingAssertions())
		return false;
	if(m_trackerContext.currentTracker().hasChildren())
		return false;
	m_totals.assertions.failed++;
	assertions.failed++;
	return true;
}

void RunContext::sectionEnded(SectionEndInfo const& endInfo)
{
	Counts assertions = m_totals.assertions - endInfo.prevAssertions;
	bool missingAssertions = testForMissingAssertions(assertions);

	if(!m_activeSections.empty())
	{
		m_activeSections.back()->close();
		m_activeSections.pop_back();
	}

	m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions,
										  endInfo.durationInSeconds, missingAssertions));
	m_messages.clear();
	m_messageScopes.clear();
}

void RunContext::sectionEndedEarly(SectionEndInfo const& endInfo)
{
	if(m_unfinishedSections.empty())
		m_activeSections.back()->fail();
	else
		m_activeSections.back()->close();
	m_activeSections.pop_back();

	m_unfinishedSections.push_back(endInfo);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void RunContext::benchmarkPreparing(std::string const& name)
{
	m_reporter->benchmarkPreparing(name);
}
void RunContext::benchmarkStarting(BenchmarkInfo const& info)
{
	m_reporter->benchmarkStarting(info);
}
void RunContext::benchmarkEnded(BenchmarkStats<> const& stats)
{
	m_reporter->benchmarkEnded(stats);
}
void RunContext::benchmarkFailed(std::string const& error)
{
	m_reporter->benchmarkFailed(error);
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void RunContext::pushScopedMessage(MessageInfo const& message)
{
	m_messages.push_back(message);
}

void RunContext::popScopedMessage(MessageInfo const& message)
{
	m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end());
}

void RunContext::emplaceUnscopedMessage(MessageBuilder const& builder)
{
	m_messageScopes.emplace_back(builder);
}

std::string RunContext::getCurrentTestName() const
{
	return m_activeTestCase ? m_activeTestCase->getTestCaseInfo().name : std::string();
}

const AssertionResult* RunContext::getLastResult() const
{
	return &(*m_lastResult);
}

void RunContext::exceptionEarlyReported()
{
	m_shouldReportUnexpected = false;
}

void RunContext::handleFatalErrorCondition(StringRef message)
{
	// First notify reporter that bad things happened
	m_reporter->fatalErrorEncountered(message);

	// Don't rebuild the result -- the stringification itself can cause more fatal errors
	// Instead, fake a result data.
	AssertionResultData tempResult(ResultWas::FatalErrorCondition, {false});
	tempResult.message = message;
	AssertionResult result(m_lastAssertionInfo, tempResult);

	assertionEnded(result);

	handleUnfinishedSections();

	// Recreate section for test case (as we will lose the one that was in scope)
	auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
	SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);

	Counts assertions;
	assertions.failed = 1;
	SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false);
	m_reporter->sectionEnded(testCaseSectionStats);

	auto const& testInfo = m_activeTestCase->getTestCaseInfo();

	Totals deltaTotals;
	deltaTotals.testCases.failed = 1;
	deltaTotals.assertions.failed = 1;
	m_reporter->testCaseEnded(
		TestCaseStats(testInfo, deltaTotals, std::string(), std::string(), false));
	m_totals.testCases.failed++;
	testGroupEnded(std::string(), m_totals, 1, 1);
	m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false));
}

bool RunContext::lastAssertionPassed()
{
	return m_lastAssertionPassed;
}

void RunContext::assertionPassed()
{
	m_lastAssertionPassed = true;
	++m_totals.assertions.passed;
	resetAssertionInfo();
	m_messageScopes.clear();
}

bool RunContext::aborting() const
{
	return m_totals.assertions.failed >= static_cast<std::size_t>(m_config->abortAfter());
}

void RunContext::runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr)
{
	auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
	SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
	m_reporter->sectionStarting(testCaseSection);
	Counts prevAssertions = m_totals.assertions;
	double duration = 0;
	m_shouldReportUnexpected = true;
	m_lastAssertionInfo = {"TEST_CASE"_sr, testCaseInfo.lineInfo, StringRef(),
						   ResultDisposition::Normal};

	seedRng(*m_config);

	Timer timer;
	CATCH_TRY
	{
		if(m_reporter->getPreferences().shouldRedirectStdOut)
		{
#if !defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
			RedirectedStreams redirectedStreams(redirectedCout, redirectedCerr);

			timer.start();
			invokeActiveTestCase();
#else
			OutputRedirect r(redirectedCout, redirectedCerr);
			timer.start();
			invokeActiveTestCase();
#endif
		}
		else
		{
			timer.start();
			invokeActiveTestCase();
		}
		duration = timer.getElapsedSeconds();
	}
	CATCH_CATCH_ANON(TestFailureException&)
	{
		// This just means the test was aborted due to failure
	}
	CATCH_CATCH_ALL
	{
		// Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions
		// are reported without translation at the point of origin.
		if(m_shouldReportUnexpected)
		{
			AssertionReaction dummyReaction;
			handleUnexpectedInflightException(m_lastAssertionInfo, translateActiveException(),
											  dummyReaction);
		}
	}
	Counts assertions = m_totals.assertions - prevAssertions;
	bool missingAssertions = testForMissingAssertions(assertions);

	m_testCaseTracker->close();
	handleUnfinishedSections();
	m_messages.clear();
	m_messageScopes.clear();

	SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions);
	m_reporter->sectionEnded(testCaseSectionStats);
}

void RunContext::invokeActiveTestCase()
{
	FatalConditionHandler fatalConditionHandler; // Handle signals
	m_activeTestCase->invoke();
	fatalConditionHandler.reset();
}

void RunContext::handleUnfinishedSections()
{
	// If sections ended prematurely due to an exception we stored their
	// infos here so we can tear them down outside the unwind process.
	for(auto it = m_unfinishedSections.rbegin(), itEnd = m_unfinishedSections.rend(); it != itEnd;
		++it)
		sectionEnded(*it);
	m_unfinishedSections.clear();
}

void RunContext::handleExpr(AssertionInfo const& info, ITransientExpression const& expr,
							AssertionReaction& reaction)
{
	m_reporter->assertionStarting(info);

	bool negated = isFalseTest(info.resultDisposition);
	bool result = expr.getResult() != negated;

	if(result)
	{
		if(!m_includeSuccessfulResults)
		{
			assertionPassed();
		}
		else
		{
			reportExpr(info, ResultWas::Ok, &expr, negated);
		}
	}
	else
	{
		reportExpr(info, ResultWas::ExpressionFailed, &expr, negated);
		populateReaction(reaction);
	}
}
void RunContext::reportExpr(AssertionInfo const& info, ResultWas::OfType resultType,
							ITransientExpression const* expr, bool negated)
{
	m_lastAssertionInfo = info;
	AssertionResultData data(resultType, LazyExpression(negated));

	AssertionResult assertionResult{info, data};
	assertionResult.m_resultData.lazyExpression.m_transientExpression = expr;

	assertionEnded(assertionResult);
}

void RunContext::handleMessage(AssertionInfo const& info, ResultWas::OfType resultType,
							   StringRef const& message, AssertionReaction& reaction)
{
	m_reporter->assertionStarting(info);

	m_lastAssertionInfo = info;

	AssertionResultData data(resultType, LazyExpression(false));
	data.message = message;
	AssertionResult assertionResult{m_lastAssertionInfo, data};
	assertionEnded(assertionResult);
	if(!assertionResult.isOk())
		populateReaction(reaction);
}
void RunContext::handleUnexpectedExceptionNotThrown(AssertionInfo const& info,
													AssertionReaction& reaction)
{
	handleNonExpr(info, Catch::ResultWas::DidntThrowException, reaction);
}

void RunContext::handleUnexpectedInflightException(AssertionInfo const& info,
												   std::string const& message,
												   AssertionReaction& reaction)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
	data.message = message;
	AssertionResult assertionResult{info, data};
	assertionEnded(assertionResult);
	populateReaction(reaction);
}

void RunContext::populateReaction(AssertionReaction& reaction)
{
	reaction.shouldDebugBreak = m_config->shouldDebugBreak();
	reaction.shouldThrow =
		aborting() || (m_lastAssertionInfo.resultDisposition & ResultDisposition::Normal);
}

void RunContext::handleIncomplete(AssertionInfo const& info)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
	data.message = "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE";
	AssertionResult assertionResult{info, data};
	assertionEnded(assertionResult);
}
void RunContext::handleNonExpr(AssertionInfo const& info, ResultWas::OfType resultType,
							   AssertionReaction& reaction)
{
	m_lastAssertionInfo = info;

	AssertionResultData data(resultType, LazyExpression(false));
	AssertionResult assertionResult{info, data};
	assertionEnded(assertionResult);

	if(!assertionResult.isOk())
		populateReaction(reaction);
}

IResultCapture& getResultCapture()
{
	if(auto* capture = getCurrentContext().getResultCapture())
		return *capture;
	else
		CATCH_INTERNAL_ERROR("No result capture instance");
}
} // namespace Catch
// end catch_run_context.cpp
// start catch_section.cpp

namespace Catch
{
Section::Section(SectionInfo const& info)
	: m_info(info), m_sectionIncluded(getResultCapture().sectionStarted(m_info, m_assertions))
{
	m_timer.start();
}

Section::~Section()
{
	if(m_sectionIncluded)
	{
		SectionEndInfo endInfo{m_info, m_assertions, m_timer.getElapsedSeconds()};
		if(uncaught_exceptions())
			getResultCapture().sectionEndedEarly(endInfo);
		else
			getResultCapture().sectionEnded(endInfo);
	}
}

// This indicates whether the section should be executed or not
Section::operator bool() const
{
	return m_sectionIncluded;
}

} // end namespace Catch
// end catch_section.cpp
// start catch_section_info.cpp

namespace Catch
{
SectionInfo::SectionInfo(SourceLineInfo const& _lineInfo, std::string const& _name)
	: name(_name), lineInfo(_lineInfo)
{
}

} // end namespace Catch
// end catch_section_info.cpp
// start catch_session.cpp

// start catch_session.h

#include <memory>

namespace Catch
{
class Session : NonCopyable
{
  public:
	Session();
	~Session() override;

	void showHelp() const;
	void libIdentify();

	int applyCommandLine(int argc, char const* const* argv);
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
	int applyCommandLine(int argc, wchar_t const* const* argv);
#endif

	void useConfigData(ConfigData const& configData);

	template<typename CharT>
	int run(int argc, CharT const* const argv[])
	{
		if(m_startupExceptions)
			return 1;
		int returnCode = applyCommandLine(argc, argv);
		if(returnCode == 0)
			returnCode = run();
		return returnCode;
	}

	int run();

	clara::Parser const& cli() const;
	void cli(clara::Parser const& newParser);
	ConfigData& configData();
	Config& config();

  private:
	int runInternal();

	clara::Parser m_cli;
	ConfigData m_configData;
	std::shared_ptr<Config> m_config;
	bool m_startupExceptions = false;
};

} // end namespace Catch

// end catch_session.h
// start catch_version.h

#include <iosfwd>

namespace Catch
{
// Versioning information
struct Version
{
	Version(Version const&) = delete;
	Version& operator=(Version const&) = delete;
	Version(unsigned int _majorVersion, unsigned int _minorVersion, unsigned int _patchNumber,
			char const* const _branchName, unsigned int _buildNumber);

	unsigned int const majorVersion;
	unsigned int const minorVersion;
	unsigned int const patchNumber;

	// buildNumber is only used if branchName is not null
	char const* const branchName;
	unsigned int const buildNumber;

	friend std::ostream& operator<<(std::ostream& os, Version const& version);
};

Version const& libraryVersion();
} // namespace Catch

// end catch_version.h
#include <cstdlib>
#include <iomanip>
#include <iterator>
#include <set>

namespace Catch
{
namespace
{
	const int MaxExitCode = 255;

	IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config)
	{
		auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config);
		CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'");

		return reporter;
	}

	IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config)
	{
		if(Catch::getRegistryHub().getReporterRegistry().getListeners().empty())
		{
			return createReporter(config->getReporterName(), config);
		}

		// On older platforms, returning std::unique_ptr<ListeningReporter>
		// when the return type is std::unique_ptr<IStreamingReporter>
		// doesn't compile without a std::move call. However, this causes
		// a warning on newer platforms. Thus, we have to work around
		// it a bit and downcast the pointer manually.
		auto ret = std::unique_ptr<IStreamingReporter>(new ListeningReporter);
		auto& multi = static_cast<ListeningReporter&>(*ret);
		auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();
		for(auto const& listener : listeners)
		{
			multi.addListener(listener->create(Catch::ReporterConfig(config)));
		}
		multi.addReporter(createReporter(config->getReporterName(), config));
		return ret;
	}

	class TestGroup
	{
	  public:
		explicit TestGroup(std::shared_ptr<Config> const& config)
			: m_config{config}, m_context{config, makeReporter(config)}
		{
			auto const& allTestCases = getAllTestCasesSorted(*m_config);
			m_matches = m_config->testSpec().matchesByFilter(allTestCases, *m_config);

			if(m_matches.empty())
			{
				for(auto const& test : allTestCases)
					if(!test.isHidden())
						m_tests.emplace(&test);
			}
			else
			{
				for(auto const& match : m_matches)
					m_tests.insert(match.tests.begin(), match.tests.end());
			}
		}

		Totals execute()
		{
			Totals totals;
			m_context.testGroupStarting(m_config->name(), 1, 1);
			for(auto const& testCase : m_tests)
			{
				if(!m_context.aborting())
					totals += m_context.runTest(*testCase);
				else
					m_context.reporter().skipTest(*testCase);
			}

			for(auto const& match : m_matches)
			{
				if(match.tests.empty())
				{
					m_context.reporter().noMatchingTestCases(match.name);
					totals.error = -1;
				}
			}
			m_context.testGroupEnded(m_config->name(), totals, 1, 1);
			return totals;
		}

	  private:
		using Tests = std::set<TestCase const*>;

		std::shared_ptr<Config> m_config;
		RunContext m_context;
		Tests m_tests;
		TestSpec::Matches m_matches;
	};

	void applyFilenamesAsTags(Catch::IConfig const& config)
	{
		auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config));
		for(auto& testCase : tests)
		{
			auto tags = testCase.tags;

			std::string filename = testCase.lineInfo.file;
			auto lastSlash = filename.find_last_of("\\/");
			if(lastSlash != std::string::npos)
			{
				filename.erase(0, lastSlash);
				filename[0] = '#';
			}

			auto lastDot = filename.find_last_of('.');
			if(lastDot != std::string::npos)
			{
				filename.erase(lastDot);
			}

			tags.push_back(std::move(filename));
			setTags(testCase, tags);
		}
	}

} // namespace

Session::Session()
{
	static bool alreadyInstantiated = false;
	if(alreadyInstantiated)
	{
		CATCH_TRY
		{
			CATCH_INTERNAL_ERROR("Only one instance of Catch::Session can ever be used");
		}
		CATCH_CATCH_ALL
		{
			getMutableRegistryHub().registerStartupException();
		}
	}

	// There cannot be exceptions at startup in no-exception mode.
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();
	if(!exceptions.empty())
	{
		config();
		getCurrentMutableContext().setConfig(m_config);

		m_startupExceptions = true;
		Colour colourGuard(Colour::Red);
		Catch::cerr() << "Errors occurred during startup!" << '\n';
		// iterate over all exceptions and notify user
		for(const auto& ex_ptr : exceptions)
		{
			try
			{
				std::rethrow_exception(ex_ptr);
			}
			catch(std::exception const& ex)
			{
				Catch::cerr() << Column(ex.what()).indent(2) << '\n';
			}
		}
	}
#endif

	alreadyInstantiated = true;
	m_cli = makeCommandLineParser(m_configData);
}
Session::~Session()
{
	Catch::cleanUp();
}

void Session::showHelp() const
{
	Catch::cout() << "\nCatch v" << libraryVersion() << "\n"
				  << m_cli << std::endl
				  << "For more detailed usage please see the project docs\n"
				  << std::endl;
}
void Session::libIdentify()
{
	Catch::cout() << std::left << std::setw(16) << "description: "
				  << "A Catch test executable\n"
				  << std::left << std::setw(16) << "category: "
				  << "testframework\n"
				  << std::left << std::setw(16) << "framework: "
				  << "Catch Test\n"
				  << std::left << std::setw(16) << "version: " << libraryVersion() << std::endl;
}

int Session::applyCommandLine(int argc, char const* const* argv)
{
	if(m_startupExceptions)
		return 1;

	auto result = m_cli.parse(clara::Args(argc, argv));
	if(!result)
	{
		config();
		getCurrentMutableContext().setConfig(m_config);
		Catch::cerr() << Colour(Colour::Red) << "\nError(s) in input:\n"
					  << Column(result.errorMessage()).indent(2) << "\n\n";
		Catch::cerr() << "Run with -? for usage\n" << std::endl;
		return MaxExitCode;
	}

	if(m_configData.showHelp)
		showHelp();
	if(m_configData.libIdentify)
		libIdentify();
	m_config.reset();
	return 0;
}

#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int Session::applyCommandLine(int argc, wchar_t const* const* argv)
{
	char** utf8Argv = new char*[argc];

	for(int i = 0; i < argc; ++i)
	{
		int bufSize = WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, NULL, 0, NULL, NULL);

		utf8Argv[i] = new char[bufSize];

		WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, NULL, NULL);
	}

	int returnCode = applyCommandLine(argc, utf8Argv);

	for(int i = 0; i < argc; ++i)
		delete[] utf8Argv[i];

	delete[] utf8Argv;

	return returnCode;
}
#endif

void Session::useConfigData(ConfigData const& configData)
{
	m_configData = configData;
	m_config.reset();
}

int Session::run()
{
	if((m_configData.waitForKeypress & WaitForKeypress::BeforeStart) != 0)
	{
		Catch::cout() << "...waiting for enter/ return before starting" << std::endl;
		static_cast<void>(std::getchar());
	}
	int exitCode = runInternal();
	if((m_configData.waitForKeypress & WaitForKeypress::BeforeExit) != 0)
	{
		Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode
					  << std::endl;
		static_cast<void>(std::getchar());
	}
	return exitCode;
}

clara::Parser const& Session::cli() const
{
	return m_cli;
}
void Session::cli(clara::Parser const& newParser)
{
	m_cli = newParser;
}
ConfigData& Session::configData()
{
	return m_configData;
}
Config& Session::config()
{
	if(!m_config)
		m_config = std::make_shared<Config>(m_configData);
	return *m_config;
}

int Session::runInternal()
{
	if(m_startupExceptions)
		return 1;

	if(m_configData.showHelp || m_configData.libIdentify)
	{
		return 0;
	}

	CATCH_TRY
	{
		config(); // Force config to be constructed

		seedRng(*m_config);

		if(m_configData.filenamesAsTags)
			applyFilenamesAsTags(*m_config);

		// Handle list request
		if(Option<std::size_t> listed = list(m_config))
			return static_cast<int>(*listed);

		TestGroup tests{m_config};
		auto const totals = tests.execute();

		if(m_config->warnAboutNoTests() && totals.error == -1)
			return 2;

		// Note that on unices only the lower 8 bits are usually used, clamping
		// the return value to 255 prevents false negative when some multiple
		// of 256 tests has failed
		return (std::min)(MaxExitCode,
						  (std::max)(totals.error, static_cast<int>(totals.assertions.failed)));
	}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	catch(std::exception& ex)
	{
		Catch::cerr() << ex.what() << std::endl;
		return MaxExitCode;
	}
#endif
}

} // end namespace Catch
// end catch_session.cpp
// start catch_singletons.cpp

#include <vector>

namespace Catch
{
namespace
{
	static auto getSingletons() -> std::vector<ISingleton*>*&
	{
		static std::vector<ISingleton*>* g_singletons = nullptr;
		if(!g_singletons)
			g_singletons = new std::vector<ISingleton*>();
		return g_singletons;
	}
} // namespace

ISingleton::~ISingleton() {}

void addSingleton(ISingleton* singleton)
{
	getSingletons()->push_back(singleton);
}
void cleanupSingletons()
{
	auto& singletons = getSingletons();
	for(auto singleton : *singletons)
		delete singleton;
	delete singletons;
	singletons = nullptr;
}

} // namespace Catch
// end catch_singletons.cpp
// start catch_startup_exception_registry.cpp

namespace Catch
{
void StartupExceptionRegistry::add(std::exception_ptr const& exception) noexcept
{
	CATCH_TRY
	{
		m_exceptions.push_back(exception);
	}
	CATCH_CATCH_ALL
	{
		// If we run out of memory during start-up there's really not a lot more we can do about it
		std::terminate();
	}
}

std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept
{
	return m_exceptions;
}

} // end namespace Catch
// end catch_startup_exception_registry.cpp
// start catch_stream.cpp

#include <cstdio>
#include <fstream>
#include <iostream>
#include <memory>
#include <sstream>
#include <vector>

namespace Catch
{
Catch::IStream::~IStream() = default;

namespace Detail
{
	namespace
	{
		template<typename WriterF, std::size_t bufferSize = 256>
		class StreamBufImpl : public std::streambuf
		{
			char data[bufferSize];
			WriterF m_writer;

		  public:
			StreamBufImpl()
			{
				setp(data, data + sizeof(data));
			}

			~StreamBufImpl() noexcept
			{
				StreamBufImpl::sync();
			}

		  private:
			int overflow(int c) override
			{
				sync();

				if(c != EOF)
				{
					if(pbase() == epptr())
						m_writer(std::string(1, static_cast<char>(c)));
					else
						sputc(static_cast<char>(c));
				}
				return 0;
			}

			int sync() override
			{
				if(pbase() != pptr())
				{
					m_writer(std::string(pbase(),
										 static_cast<std::string::size_type>(pptr() - pbase())));
					setp(pbase(), epptr());
				}
				return 0;
			}
		};

		///////////////////////////////////////////////////////////////////////////

		struct OutputDebugWriter
		{
			void operator()(std::string const& str)
			{
				writeToDebugConsole(str);
			}
		};

		///////////////////////////////////////////////////////////////////////////

		class FileStream : public IStream
		{
			mutable std::ofstream m_ofs;

		  public:
			FileStream(StringRef filename)
			{
				m_ofs.open(filename.c_str());
				CATCH_ENFORCE(!m_ofs.fail(), "Unable to open file: '" << filename << "'");
			}
			~FileStream() override = default;

		  public: // IStream
			std::ostream& stream() const override
			{
				return m_ofs;
			}
		};

		///////////////////////////////////////////////////////////////////////////

		class CoutStream : public IStream
		{
			mutable std::ostream m_os;

		  public:
			// Store the streambuf from cout up-front because
			// cout may get redirected when running tests
			CoutStream() : m_os(Catch::cout().rdbuf()) {}
			~CoutStream() override = default;

		  public: // IStream
			std::ostream& stream() const override
			{
				return m_os;
			}
		};

		///////////////////////////////////////////////////////////////////////////

		class DebugOutStream : public IStream
		{
			std::unique_ptr<StreamBufImpl<OutputDebugWriter>> m_streamBuf;
			mutable std::ostream m_os;

		  public:
			DebugOutStream()
				: m_streamBuf(new StreamBufImpl<OutputDebugWriter>()), m_os(m_streamBuf.get())
			{
			}

			~DebugOutStream() override = default;

		  public: // IStream
			std::ostream& stream() const override
			{
				return m_os;
			}
		};

	} // namespace
} // namespace Detail

///////////////////////////////////////////////////////////////////////////

auto makeStream(StringRef const& filename) -> IStream const*
{
	if(filename.empty())
		return new Detail::CoutStream();
	else if(filename[0] == '%')
	{
		if(filename == "%debug")
			return new Detail::DebugOutStream();
		else
			CATCH_ERROR("Unrecognised stream: '" << filename << "'");
	}
	else
		return new Detail::FileStream(filename);
}

// This class encapsulates the idea of a pool of ostringstreams that can be reused.
struct StringStreams
{
	std::vector<std::unique_ptr<std::ostringstream>> m_streams;
	std::vector<std::size_t> m_unused;
	std::ostringstream m_referenceStream; // Used for copy state/ flags from

	auto add() -> std::size_t
	{
		if(m_unused.empty())
		{
			m_streams.push_back(std::unique_ptr<std::ostringstream>(new std::ostringstream));
			return m_streams.size() - 1;
		}
		else
		{
			auto index = m_unused.back();
			m_unused.pop_back();
			return index;
		}
	}

	void release(std::size_t index)
	{
		m_streams[index]->copyfmt(m_referenceStream); // Restore initial flags and other state
		m_unused.push_back(index);
	}
};

ReusableStringStream::ReusableStringStream()
	: m_index(Singleton<StringStreams>::getMutable().add()),
	  m_oss(Singleton<StringStreams>::getMutable().m_streams[m_index].get())
{
}

ReusableStringStream::~ReusableStringStream()
{
	static_cast<std::ostringstream*>(m_oss)->str("");
	m_oss->clear();
	Singleton<StringStreams>::getMutable().release(m_index);
}

auto ReusableStringStream::str() const -> std::string
{
	return static_cast<std::ostringstream*>(m_oss)->str();
}

///////////////////////////////////////////////////////////////////////////

#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions
std::ostream& cout()
{
	return std::cout;
}
std::ostream& cerr()
{
	return std::cerr;
}
std::ostream& clog()
{
	return std::clog;
}
#endif
} // namespace Catch
// end catch_stream.cpp
// start catch_string_manip.cpp

#include <algorithm>
#include <cctype>
#include <cstring>
#include <ostream>
#include <vector>

namespace Catch
{
namespace
{
	char toLowerCh(char c)
	{
		return static_cast<char>(std::tolower(c));
	}
} // namespace

bool startsWith(std::string const& s, std::string const& prefix)
{
	return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin());
}
bool startsWith(std::string const& s, char prefix)
{
	return !s.empty() && s[0] == prefix;
}
bool endsWith(std::string const& s, std::string const& suffix)
{
	return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin());
}
bool endsWith(std::string const& s, char suffix)
{
	return !s.empty() && s[s.size() - 1] == suffix;
}
bool contains(std::string const& s, std::string const& infix)
{
	return s.find(infix) != std::string::npos;
}
void toLowerInPlace(std::string& s)
{
	std::transform(s.begin(), s.end(), s.begin(), toLowerCh);
}
std::string toLower(std::string const& s)
{
	std::string lc = s;
	toLowerInPlace(lc);
	return lc;
}
std::string trim(std::string const& str)
{
	static char const* whitespaceChars = "\n\r\t ";
	std::string::size_type start = str.find_first_not_of(whitespaceChars);
	std::string::size_type end = str.find_last_not_of(whitespaceChars);

	return start != std::string::npos ? str.substr(start, 1 + end - start) : std::string();
}

bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis)
{
	bool replaced = false;
	std::size_t i = str.find(replaceThis);
	while(i != std::string::npos)
	{
		replaced = true;
		str = str.substr(0, i) + withThis + str.substr(i + replaceThis.size());
		if(i < str.size() - withThis.size())
			i = str.find(replaceThis, i + withThis.size());
		else
			i = std::string::npos;
	}
	return replaced;
}

std::vector<StringRef> splitStringRef(StringRef str, char delimiter)
{
	std::vector<StringRef> subStrings;
	std::size_t start = 0;
	for(std::size_t pos = 0; pos < str.size(); ++pos)
	{
		if(str[pos] == delimiter)
		{
			if(pos - start > 1)
				subStrings.push_back(str.substr(start, pos - start));
			start = pos + 1;
		}
	}
	if(start < str.size())
		subStrings.push_back(str.substr(start, str.size() - start));
	return subStrings;
}

pluralise::pluralise(std::size_t count, std::string const& label) : m_count(count), m_label(label)
{
}

std::ostream& operator<<(std::ostream& os, pluralise const& pluraliser)
{
	os << pluraliser.m_count << ' ' << pluraliser.m_label;
	if(pluraliser.m_count != 1)
		os << 's';
	return os;
}

} // namespace Catch
// end catch_string_manip.cpp
// start catch_stringref.cpp

#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

#include <cstdint>
#include <cstring>
#include <ostream>

namespace
{
const uint32_t byte_2_lead = 0xC0;
const uint32_t byte_3_lead = 0xE0;
const uint32_t byte_4_lead = 0xF0;
} // namespace

namespace Catch
{
StringRef::StringRef(char const* rawChars) noexcept
	: StringRef(rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars)))
{
}

StringRef::operator std::string() const
{
	return std::string(m_start, m_size);
}

void StringRef::swap(StringRef& other) noexcept
{
	std::swap(m_start, other.m_start);
	std::swap(m_size, other.m_size);
	std::swap(m_data, other.m_data);
}

auto StringRef::c_str() const -> char const*
{
	if(!isSubstring())
		return m_start;

	const_cast<StringRef*>(this)->takeOwnership();
	return m_data;
}
auto StringRef::currentData() const noexcept -> char const*
{
	return m_start;
}

auto StringRef::isOwned() const noexcept -> bool
{
	return m_data != nullptr;
}
auto StringRef::isSubstring() const noexcept -> bool
{
	return m_start[m_size] != '\0';
}

void StringRef::takeOwnership()
{
	if(!isOwned())
	{
		m_data = new char[m_size + 1];
		memcpy(m_data, m_start, m_size);
		m_data[m_size] = '\0';
	}
}
auto StringRef::substr(size_type start, size_type size) const noexcept -> StringRef
{
	if(start < m_size)
		return StringRef(m_start + start, size);
	else
		return StringRef();
}
auto StringRef::operator==(StringRef const& other) const noexcept -> bool
{
	return size() == other.size() && (std::strncmp(m_start, other.m_start, size()) == 0);
}
auto StringRef::operator!=(StringRef const& other) const noexcept -> bool
{
	return !operator==(other);
}

auto StringRef::operator[](size_type index) const noexcept -> char
{
	return m_start[index];
}

auto StringRef::numberOfCharacters() const noexcept -> size_type
{
	size_type noChars = m_size;
	// Make adjustments for uft encodings
	for(size_type i = 0; i < m_size; ++i)
	{
		char c = m_start[i];
		if((c & byte_2_lead) == byte_2_lead)
		{
			noChars--;
			if((c & byte_3_lead) == byte_3_lead)
				noChars--;
			if((c & byte_4_lead) == byte_4_lead)
				noChars--;
		}
	}
	return noChars;
}

auto operator+(StringRef const& lhs, StringRef const& rhs) -> std::string
{
	std::string str;
	str.reserve(lhs.size() + rhs.size());
	str += lhs;
	str += rhs;
	return str;
}
auto operator+(StringRef const& lhs, const char* rhs) -> std::string
{
	return std::string(lhs) + std::string(rhs);
}
auto operator+(char const* lhs, StringRef const& rhs) -> std::string
{
	return std::string(lhs) + std::string(rhs);
}

auto operator<<(std::ostream& os, StringRef const& str) -> std::ostream&
{
	return os.write(str.currentData(), str.size());
}

auto operator+=(std::string& lhs, StringRef const& rhs) -> std::string&
{
	lhs.append(rhs.currentData(), rhs.size());
	return lhs;
}

} // namespace Catch

#if defined(__clang__)
#pragma clang diagnostic pop
#endif
// end catch_stringref.cpp
// start catch_tag_alias.cpp

namespace Catch
{
TagAlias::TagAlias(std::string const& _tag, SourceLineInfo _lineInfo)
	: tag(_tag), lineInfo(_lineInfo)
{
}
} // namespace Catch
// end catch_tag_alias.cpp
// start catch_tag_alias_autoregistrar.cpp

namespace Catch
{
RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag,
											   SourceLineInfo const& lineInfo)
{
	CATCH_TRY
	{
		getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo);
	}
	CATCH_CATCH_ALL
	{
		// Do not throw when constructing global objects, instead register the exception to be
		// processed later
		getMutableRegistryHub().registerStartupException();
	}
}

} // namespace Catch
// end catch_tag_alias_autoregistrar.cpp
// start catch_tag_alias_registry.cpp

#include <sstream>

namespace Catch
{
TagAliasRegistry::~TagAliasRegistry() {}

TagAlias const* TagAliasRegistry::find(std::string const& alias) const
{
	auto it = m_registry.find(alias);
	if(it != m_registry.end())
		return &(it->second);
	else
		return nullptr;
}

std::string TagAliasRegistry::expandAliases(std::string const& unexpandedTestSpec) const
{
	std::string expandedTestSpec = unexpandedTestSpec;
	for(auto const& registryKvp : m_registry)
	{
		std::size_t pos = expandedTestSpec.find(registryKvp.first);
		if(pos != std::string::npos)
		{
			expandedTestSpec = expandedTestSpec.substr(0, pos) + registryKvp.second.tag +
							   expandedTestSpec.substr(pos + registryKvp.first.size());
		}
	}
	return expandedTestSpec;
}

void TagAliasRegistry::add(std::string const& alias, std::string const& tag,
						   SourceLineInfo const& lineInfo)
{
	CATCH_ENFORCE(startsWith(alias, "[@") && endsWith(alias, ']'),
				  "error: tag alias, '" << alias << "' is not of the form [@alias name].\n"
										<< lineInfo);

	CATCH_ENFORCE(m_registry.insert(std::make_pair(alias, TagAlias(tag, lineInfo))).second,
				  "error: tag alias, '" << alias << "' already registered.\n"
										<< "\tFirst seen at: " << find(alias)->lineInfo << "\n"
										<< "\tRedefined at: " << lineInfo);
}

ITagAliasRegistry::~ITagAliasRegistry() {}

ITagAliasRegistry const& ITagAliasRegistry::get()
{
	return getRegistryHub().getTagAliasRegistry();
}

} // end namespace Catch
// end catch_tag_alias_registry.cpp
// start catch_test_case_info.cpp

#include <algorithm>
#include <cctype>
#include <exception>
#include <sstream>

namespace Catch
{
namespace
{
	TestCaseInfo::SpecialProperties parseSpecialTag(std::string const& tag)
	{
		if(startsWith(tag, '.') || tag == "!hide")
			return TestCaseInfo::IsHidden;
		else if(tag == "!throws")
			return TestCaseInfo::Throws;
		else if(tag == "!shouldfail")
			return TestCaseInfo::ShouldFail;
		else if(tag == "!mayfail")
			return TestCaseInfo::MayFail;
		else if(tag == "!nonportable")
			return TestCaseInfo::NonPortable;
		else if(tag == "!benchmark")
			return static_cast<TestCaseInfo::SpecialProperties>(TestCaseInfo::Benchmark |
																TestCaseInfo::IsHidden);
		else
			return TestCaseInfo::None;
	}
	bool isReservedTag(std::string const& tag)
	{
		return parseSpecialTag(tag) == TestCaseInfo::None && tag.size() > 0 &&
			   !std::isalnum(static_cast<unsigned char>(tag[0]));
	}
	void enforceNotReservedTag(std::string const& tag, SourceLineInfo const& _lineInfo)
	{
		CATCH_ENFORCE(!isReservedTag(tag),
					  "Tag name: ["
						  << tag << "] is not allowed.\n"
						  << "Tag names starting with non alphanumeric characters are reserved\n"
						  << _lineInfo);
	}
} // namespace

TestCase makeTestCase(ITestInvoker* _testCase, std::string const& _className,
					  NameAndTags const& nameAndTags, SourceLineInfo const& _lineInfo)
{
	bool isHidden = false;

	// Parse out tags
	std::vector<std::string> tags;
	std::string desc, tag;
	bool inTag = false;
	std::string _descOrTags = nameAndTags.tags;
	for(char c : _descOrTags)
	{
		if(!inTag)
		{
			if(c == '[')
				inTag = true;
			else
				desc += c;
		}
		else
		{
			if(c == ']')
			{
				TestCaseInfo::SpecialProperties prop = parseSpecialTag(tag);
				if((prop & TestCaseInfo::IsHidden) != 0)
					isHidden = true;
				else if(prop == TestCaseInfo::None)
					enforceNotReservedTag(tag, _lineInfo);

				// Merged hide tags like `[.approvals]` should be added as
				// `[.][approvals]`. The `[.]` is added at later point, so
				// we only strip the prefix
				if(startsWith(tag, '.') && tag.size() > 1)
				{
					tag.erase(0, 1);
				}
				tags.push_back(tag);
				tag.clear();
				inTag = false;
			}
			else
				tag += c;
		}
	}
	if(isHidden)
	{
		tags.push_back(".");
	}

	TestCaseInfo info(nameAndTags.name, _className, desc, tags, _lineInfo);
	return TestCase(_testCase, std::move(info));
}

void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags)
{
	std::sort(begin(tags), end(tags));
	tags.erase(std::unique(begin(tags), end(tags)), end(tags));
	testCaseInfo.lcaseTags.clear();

	for(auto const& tag : tags)
	{
		std::string lcaseTag = toLower(tag);
		testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>(
			testCaseInfo.properties | parseSpecialTag(lcaseTag));
		testCaseInfo.lcaseTags.push_back(lcaseTag);
	}
	testCaseInfo.tags = std::move(tags);
}

TestCaseInfo::TestCaseInfo(std::string const& _name, std::string const& _className,
						   std::string const& _description, std::vector<std::string> const& _tags,
						   SourceLineInfo const& _lineInfo)
	: name(_name), className(_className), description(_description), lineInfo(_lineInfo),
	  properties(None)
{
	setTags(*this, _tags);
}

bool TestCaseInfo::isHidden() const
{
	return (properties & IsHidden) != 0;
}
bool TestCaseInfo::throws() const
{
	return (properties & Throws) != 0;
}
bool TestCaseInfo::okToFail() const
{
	return (properties & (ShouldFail | MayFail)) != 0;
}
bool TestCaseInfo::expectedToFail() const
{
	return (properties & (ShouldFail)) != 0;
}

std::string TestCaseInfo::tagsAsString() const
{
	std::string ret;
	// '[' and ']' per tag
	std::size_t full_size = 2 * tags.size();
	for(const auto& tag : tags)
	{
		full_size += tag.size();
	}
	ret.reserve(full_size);
	for(const auto& tag : tags)
	{
		ret.push_back('[');
		ret.append(tag);
		ret.push_back(']');
	}

	return ret;
}

TestCase::TestCase(ITestInvoker* testCase, TestCaseInfo&& info)
	: TestCaseInfo(std::move(info)), test(testCase)
{
}

TestCase TestCase::withName(std::string const& _newName) const
{
	TestCase other(*this);
	other.name = _newName;
	return other;
}

void TestCase::invoke() const
{
	test->invoke();
}

bool TestCase::operator==(TestCase const& other) const
{
	return test.get() == other.test.get() && name == other.name && className == other.className;
}

bool TestCase::operator<(TestCase const& other) const
{
	return name < other.name;
}

TestCaseInfo const& TestCase::getTestCaseInfo() const
{
	return *this;
}

} // end namespace Catch
// end catch_test_case_info.cpp
// start catch_test_case_registry_impl.cpp

#include <sstream>

namespace Catch
{
std::vector<TestCase> sortTests(IConfig const& config,
								std::vector<TestCase> const& unsortedTestCases)
{
	std::vector<TestCase> sorted = unsortedTestCases;

	switch(config.runOrder())
	{
		case RunTests::InLexicographicalOrder:
			std::sort(sorted.begin(), sorted.end());
			break;
		case RunTests::InRandomOrder:
			seedRng(config);
			std::shuffle(sorted.begin(), sorted.end(), rng());
			break;
		case RunTests::InDeclarationOrder:
			// already in declaration order
			break;
	}
	return sorted;
}

bool isThrowSafe(TestCase const& testCase, IConfig const& config)
{
	return !testCase.throws() || config.allowThrows();
}

bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config)
{
	return testSpec.matches(testCase) && isThrowSafe(testCase, config);
}

void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions)
{
	std::set<TestCase> seenFunctions;
	for(auto const& function : functions)
	{
		auto prev = seenFunctions.insert(function);
		CATCH_ENFORCE(prev.second, "error: TEST_CASE( \""
									   << function.name << "\" ) already defined.\n"
									   << "\tFirst seen at "
									   << prev.first->getTestCaseInfo().lineInfo << "\n"
									   << "\tRedefined at " << function.getTestCaseInfo().lineInfo);
	}
}

std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec,
								  IConfig const& config)
{
	std::vector<TestCase> filtered;
	filtered.reserve(testCases.size());
	for(auto const& testCase : testCases)
	{
		if((!testSpec.hasFilters() && !testCase.isHidden()) ||
		   (testSpec.hasFilters() && matchTest(testCase, testSpec, config)))
		{
			filtered.push_back(testCase);
		}
	}
	return filtered;
}
std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config)
{
	return getRegistryHub().getTestCaseRegistry().getAllTestsSorted(config);
}

void TestRegistry::registerTest(TestCase const& testCase)
{
	std::string name = testCase.getTestCaseInfo().name;
	if(name.empty())
	{
		ReusableStringStream rss;
		rss << "Anonymous test case " << ++m_unnamedCount;
		return registerTest(testCase.withName(rss.str()));
	}
	m_functions.push_back(testCase);
}

std::vector<TestCase> const& TestRegistry::getAllTests() const
{
	return m_functions;
}
std::vector<TestCase> const& TestRegistry::getAllTestsSorted(IConfig const& config) const
{
	if(m_sortedFunctions.empty())
		enforceNoDuplicateTestCases(m_functions);

	if(m_currentSortOrder != config.runOrder() || m_sortedFunctions.empty())
	{
		m_sortedFunctions = sortTests(config, m_functions);
		m_currentSortOrder = config.runOrder();
	}
	return m_sortedFunctions;
}

///////////////////////////////////////////////////////////////////////////
TestInvokerAsFunction::TestInvokerAsFunction(void (*testAsFunction)()) noexcept
	: m_testAsFunction(testAsFunction)
{
}

void TestInvokerAsFunction::invoke() const
{
	m_testAsFunction();
}

std::string extractClassName(StringRef const& classOrQualifiedMethodName)
{
	std::string className = classOrQualifiedMethodName;
	if(startsWith(className, '&'))
	{
		std::size_t lastColons = className.rfind("::");
		std::size_t penultimateColons = className.rfind("::", lastColons - 1);
		if(penultimateColons == std::string::npos)
			penultimateColons = 1;
		className = className.substr(penultimateColons, lastColons - penultimateColons);
	}
	return className;
}

} // end namespace Catch
// end catch_test_case_registry_impl.cpp
// start catch_test_case_tracker.cpp

#include <algorithm>
#include <cassert>
#include <memory>
#include <sstream>
#include <stdexcept>

#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

namespace Catch
{
namespace TestCaseTracking
{
	NameAndLocation::NameAndLocation(std::string const& _name, SourceLineInfo const& _location)
		: name(_name), location(_location)
	{
	}

	ITracker::~ITracker() = default;

	ITracker& TrackerContext::startRun()
	{
		m_rootTracker = std::make_shared<SectionTracker>(
			NameAndLocation("{root}", CATCH_INTERNAL_LINEINFO), *this, nullptr);
		m_currentTracker = nullptr;
		m_runState = Executing;
		return *m_rootTracker;
	}

	void TrackerContext::endRun()
	{
		m_rootTracker.reset();
		m_currentTracker = nullptr;
		m_runState = NotStarted;
	}

	void TrackerContext::startCycle()
	{
		m_currentTracker = m_rootTracker.get();
		m_runState = Executing;
	}
	void TrackerContext::completeCycle()
	{
		m_runState = CompletedCycle;
	}

	bool TrackerContext::completedCycle() const
	{
		return m_runState == CompletedCycle;
	}
	ITracker& TrackerContext::currentTracker()
	{
		return *m_currentTracker;
	}
	void TrackerContext::setCurrentTracker(ITracker* tracker)
	{
		m_currentTracker = tracker;
	}

	TrackerBase::TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx,
							 ITracker* parent)
		: m_nameAndLocation(nameAndLocation), m_ctx(ctx), m_parent(parent)
	{
	}

	NameAndLocation const& TrackerBase::nameAndLocation() const
	{
		return m_nameAndLocation;
	}
	bool TrackerBase::isComplete() const
	{
		return m_runState == CompletedSuccessfully || m_runState == Failed;
	}
	bool TrackerBase::isSuccessfullyCompleted() const
	{
		return m_runState == CompletedSuccessfully;
	}
	bool TrackerBase::isOpen() const
	{
		return m_runState != NotStarted && !isComplete();
	}
	bool TrackerBase::hasChildren() const
	{
		return !m_children.empty();
	}

	void TrackerBase::addChild(ITrackerPtr const& child)
	{
		m_children.push_back(child);
	}

	ITrackerPtr TrackerBase::findChild(NameAndLocation const& nameAndLocation)
	{
		auto it = std::find_if(
			m_children.begin(), m_children.end(), [&nameAndLocation](ITrackerPtr const& tracker) {
				return tracker->nameAndLocation().location == nameAndLocation.location &&
					   tracker->nameAndLocation().name == nameAndLocation.name;
			});
		return (it != m_children.end()) ? *it : nullptr;
	}
	ITracker& TrackerBase::parent()
	{
		assert(m_parent); // Should always be non-null except for root
		return *m_parent;
	}

	void TrackerBase::openChild()
	{
		if(m_runState != ExecutingChildren)
		{
			m_runState = ExecutingChildren;
			if(m_parent)
				m_parent->openChild();
		}
	}

	bool TrackerBase::isSectionTracker() const
	{
		return false;
	}
	bool TrackerBase::isGeneratorTracker() const
	{
		return false;
	}

	void TrackerBase::open()
	{
		m_runState = Executing;
		moveToThis();
		if(m_parent)
			m_parent->openChild();
	}

	void TrackerBase::close()
	{
		// Close any still open children (e.g. generators)
		while(&m_ctx.currentTracker() != this)
			m_ctx.currentTracker().close();

		switch(m_runState)
		{
			case NeedsAnotherRun:
				break;

			case Executing:
				m_runState = CompletedSuccessfully;
				break;
			case ExecutingChildren:
				if(std::all_of(m_children.begin(), m_children.end(),
							   [](ITrackerPtr const& t) { return t->isComplete(); }))
					m_runState = CompletedSuccessfully;
				break;

			case NotStarted:
			case CompletedSuccessfully:
			case Failed:
				CATCH_INTERNAL_ERROR("Illogical state: " << m_runState);

			default:
				CATCH_INTERNAL_ERROR("Unknown state: " << m_runState);
		}
		moveToParent();
		m_ctx.completeCycle();
	}
	void TrackerBase::fail()
	{
		m_runState = Failed;
		if(m_parent)
			m_parent->markAsNeedingAnotherRun();
		moveToParent();
		m_ctx.completeCycle();
	}
	void TrackerBase::markAsNeedingAnotherRun()
	{
		m_runState = NeedsAnotherRun;
	}

	void TrackerBase::moveToParent()
	{
		assert(m_parent);
		m_ctx.setCurrentTracker(m_parent);
	}
	void TrackerBase::moveToThis()
	{
		m_ctx.setCurrentTracker(this);
	}

	SectionTracker::SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx,
								   ITracker* parent)
		: TrackerBase(nameAndLocation, ctx, parent)
	{
		if(parent)
		{
			while(!parent->isSectionTracker())
				parent = &parent->parent();

			SectionTracker& parentSection = static_cast<SectionTracker&>(*parent);
			addNextFilters(parentSection.m_filters);
		}
	}

	bool SectionTracker::isComplete() const
	{
		bool complete = true;

		if((m_filters.empty() || m_filters[0] == "") ||
		   std::find(m_filters.begin(), m_filters.end(), m_nameAndLocation.name) != m_filters.end())
			complete = TrackerBase::isComplete();
		return complete;
	}

	bool SectionTracker::isSectionTracker() const
	{
		return true;
	}

	SectionTracker& SectionTracker::acquire(TrackerContext& ctx,
											NameAndLocation const& nameAndLocation)
	{
		std::shared_ptr<SectionTracker> section;

		ITracker& currentTracker = ctx.currentTracker();
		if(ITrackerPtr childTracker = currentTracker.findChild(nameAndLocation))
		{
			assert(childTracker);
			assert(childTracker->isSectionTracker());
			section = std::static_pointer_cast<SectionTracker>(childTracker);
		}
		else
		{
			section = std::make_shared<SectionTracker>(nameAndLocation, ctx, &currentTracker);
			currentTracker.addChild(section);
		}
		if(!ctx.completedCycle())
			section->tryOpen();
		return *section;
	}

	void SectionTracker::tryOpen()
	{
		if(!isComplete() &&
		   (m_filters.empty() || m_filters[0].empty() || m_filters[0] == m_nameAndLocation.name))
			open();
	}

	void SectionTracker::addInitialFilters(std::vector<std::string> const& filters)
	{
		if(!filters.empty())
		{
			m_filters.push_back(""); // Root - should never be consulted
			m_filters.push_back(""); // Test Case - not a section filter
			m_filters.insert(m_filters.end(), filters.begin(), filters.end());
		}
	}
	void SectionTracker::addNextFilters(std::vector<std::string> const& filters)
	{
		if(filters.size() > 1)
			m_filters.insert(m_filters.end(), ++filters.begin(), filters.end());
	}

} // namespace TestCaseTracking

using TestCaseTracking::ITracker;
using TestCaseTracking::SectionTracker;
using TestCaseTracking::TrackerContext;

} // namespace Catch

#if defined(__clang__)
#pragma clang diagnostic pop
#endif
// end catch_test_case_tracker.cpp
// start catch_test_registry.cpp

namespace Catch
{
auto makeTestInvoker(void (*testAsFunction)()) noexcept -> ITestInvoker*
{
	return new(std::nothrow) TestInvokerAsFunction(testAsFunction);
}

NameAndTags::NameAndTags(StringRef const& name_, StringRef const& tags_) noexcept
	: name(name_), tags(tags_)
{
}

AutoReg::AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo,
				 StringRef const& classOrMethod, NameAndTags const& nameAndTags) noexcept
{
	CATCH_TRY
	{
		getMutableRegistryHub().registerTest(
			makeTestCase(invoker, extractClassName(classOrMethod), nameAndTags, lineInfo));
	}
	CATCH_CATCH_ALL
	{
		// Do not throw when constructing global objects, instead register the exception to be
		// processed later
		getMutableRegistryHub().registerStartupException();
	}
}

AutoReg::~AutoReg() = default;
} // namespace Catch
// end catch_test_registry.cpp
// start catch_test_spec.cpp

#include <algorithm>
#include <memory>
#include <string>
#include <vector>

namespace Catch
{
TestSpec::Pattern::Pattern(std::string const& name) : m_name(name) {}

TestSpec::Pattern::~Pattern() = default;

std::string const& TestSpec::Pattern::name() const
{
	return m_name;
}

TestSpec::NamePattern::NamePattern(std::string const& name, std::string const& filterString)
	: Pattern(filterString), m_wildcardPattern(toLower(name), CaseSensitive::No)
{
}

bool TestSpec::NamePattern::matches(TestCaseInfo const& testCase) const
{
	return m_wildcardPattern.matches(toLower(testCase.name));
}

TestSpec::TagPattern::TagPattern(std::string const& tag, std::string const& filterString)
	: Pattern(filterString), m_tag(toLower(tag))
{
}

bool TestSpec::TagPattern::matches(TestCaseInfo const& testCase) const
{
	return std::find(begin(testCase.lcaseTags), end(testCase.lcaseTags), m_tag) !=
		   end(testCase.lcaseTags);
}

TestSpec::ExcludedPattern::ExcludedPattern(PatternPtr const& underlyingPattern)
	: Pattern(underlyingPattern->name()), m_underlyingPattern(underlyingPattern)
{
}

bool TestSpec::ExcludedPattern::matches(TestCaseInfo const& testCase) const
{
	return !m_underlyingPattern->matches(testCase);
}

bool TestSpec::Filter::matches(TestCaseInfo const& testCase) const
{
	return std::all_of(m_patterns.begin(), m_patterns.end(),
					   [&](PatternPtr const& p) { return p->matches(testCase); });
}

std::string TestSpec::Filter::name() const
{
	std::string name;
	for(auto const& p : m_patterns)
		name += p->name();
	return name;
}

bool TestSpec::hasFilters() const
{
	return !m_filters.empty();
}

bool TestSpec::matches(TestCaseInfo const& testCase) const
{
	return std::any_of(m_filters.begin(), m_filters.end(),
					   [&](Filter const& f) { return f.matches(testCase); });
}

TestSpec::Matches TestSpec::matchesByFilter(std::vector<TestCase> const& testCases,
											IConfig const& config) const
{
	Matches matches(m_filters.size());
	std::transform(m_filters.begin(), m_filters.end(), matches.begin(), [&](Filter const& filter) {
		std::vector<TestCase const*> currentMatches;
		for(auto const& test : testCases)
			if(isThrowSafe(test, config) && filter.matches(test))
				currentMatches.emplace_back(&test);
		return FilterMatch{filter.name(), currentMatches};
	});
	return matches;
}

} // namespace Catch
// end catch_test_spec.cpp
// start catch_test_spec_parser.cpp

namespace Catch
{
TestSpecParser::TestSpecParser(ITagAliasRegistry const& tagAliases) : m_tagAliases(&tagAliases) {}

TestSpecParser& TestSpecParser::parse(std::string const& arg)
{
	m_mode = None;
	m_exclusion = false;
	m_arg = m_tagAliases->expandAliases(arg);
	m_escapeChars.clear();
	m_substring.reserve(m_arg.size());
	m_patternName.reserve(m_arg.size());
	for(m_pos = 0; m_pos < m_arg.size(); ++m_pos)
		visitChar(m_arg[m_pos]);
	endMode();
	return *this;
}
TestSpec TestSpecParser::testSpec()
{
	addFilter();
	return m_testSpec;
}
void TestSpecParser::visitChar(char c)
{
	if(c == ',')
	{
		endMode();
		addFilter();
		return;
	}

	switch(m_mode)
	{
		case None:
			if(processNoneChar(c))
				return;
			break;
		case Name:
			processNameChar(c);
			break;
		case EscapedName:
			endMode();
			break;
		default:
		case Tag:
		case QuotedName:
			if(processOtherChar(c))
				return;
			break;
	}

	m_substring += c;
	if(!isControlChar(c))
		m_patternName += c;
}
// Two of the processing methods return true to signal the caller to return
// without adding the given character to the current pattern strings
bool TestSpecParser::processNoneChar(char c)
{
	switch(c)
	{
		case ' ':
			return true;
		case '~':
			m_exclusion = true;
			return false;
		case '[':
			startNewMode(Tag);
			return false;
		case '"':
			startNewMode(QuotedName);
			return false;
		case '\\':
			escape();
			return true;
		default:
			startNewMode(Name);
			return false;
	}
}
void TestSpecParser::processNameChar(char c)
{
	if(c == '[')
	{
		if(m_substring == "exclude:")
			m_exclusion = true;
		else
			endMode();
		startNewMode(Tag);
	}
}
bool TestSpecParser::processOtherChar(char c)
{
	if(!isControlChar(c))
		return false;
	m_substring += c;
	endMode();
	return true;
}
void TestSpecParser::startNewMode(Mode mode)
{
	m_mode = mode;
}
void TestSpecParser::endMode()
{
	switch(m_mode)
	{
		case Name:
		case QuotedName:
			return addPattern<TestSpec::NamePattern>();
		case Tag:
			return addPattern<TestSpec::TagPattern>();
		case EscapedName:
			return startNewMode(Name);
		case None:
		default:
			return startNewMode(None);
	}
}
void TestSpecParser::escape()
{
	m_mode = EscapedName;
	m_escapeChars.push_back(m_pos);
}
bool TestSpecParser::isControlChar(char c) const
{
	switch(m_mode)
	{
		default:
			return false;
		case None:
			return c == '~';
		case Name:
			return c == '[';
		case EscapedName:
			return true;
		case QuotedName:
			return c == '"';
		case Tag:
			return c == '[' || c == ']';
	}
}

void TestSpecParser::addFilter()
{
	if(!m_currentFilter.m_patterns.empty())
	{
		m_testSpec.m_filters.push_back(m_currentFilter);
		m_currentFilter = TestSpec::Filter();
	}
}

TestSpec parseTestSpec(std::string const& arg)
{
	return TestSpecParser(ITagAliasRegistry::get()).parse(arg).testSpec();
}

} // namespace Catch
// end catch_test_spec_parser.cpp
// start catch_timer.cpp

#include <chrono>

static const uint64_t nanosecondsInSecond = 1000000000;

namespace Catch
{
auto getCurrentNanosecondsSinceEpoch() -> uint64_t
{
	return std::chrono::duration_cast<std::chrono::nanoseconds>(
			   std::chrono::high_resolution_clock::now().time_since_epoch())
		.count();
}

namespace
{
	auto estimateClockResolution() -> uint64_t
	{
		uint64_t sum = 0;
		static const uint64_t iterations = 1000000;

		auto startTime = getCurrentNanosecondsSinceEpoch();

		for(std::size_t i = 0; i < iterations; ++i)
		{
			uint64_t ticks;
			uint64_t baseTicks = getCurrentNanosecondsSinceEpoch();
			do
			{
				ticks = getCurrentNanosecondsSinceEpoch();
			} while(ticks == baseTicks);

			auto delta = ticks - baseTicks;
			sum += delta;

			// If we have been calibrating for over 3 seconds -- the clock
			// is terrible and we should move on.
			// TBD: How to signal that the measured resolution is probably wrong?
			if(ticks > startTime + 3 * nanosecondsInSecond)
			{
				return sum / (i + 1u);
			}
		}

		// We're just taking the mean, here. To do better we could take the std. dev and exclude
		// outliers
		// - and potentially do more iterations if there's a high variance.
		return sum / iterations;
	}
} // namespace
auto getEstimatedClockResolution() -> uint64_t
{
	static auto s_resolution = estimateClockResolution();
	return s_resolution;
}

void Timer::start()
{
	m_nanoseconds = getCurrentNanosecondsSinceEpoch();
}
auto Timer::getElapsedNanoseconds() const -> uint64_t
{
	return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
}
auto Timer::getElapsedMicroseconds() const -> uint64_t
{
	return getElapsedNanoseconds() / 1000;
}
auto Timer::getElapsedMilliseconds() const -> unsigned int
{
	return static_cast<unsigned int>(getElapsedMicroseconds() / 1000);
}
auto Timer::getElapsedSeconds() const -> double
{
	return getElapsedMicroseconds() / 1000000.0;
}

} // namespace Catch
// end catch_timer.cpp
// start catch_tostring.cpp

#if defined(__clang__)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#pragma clang diagnostic ignored "-Wglobal-constructors"
#endif

// Enable specific decls locally
#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#endif

#include <cmath>
#include <iomanip>

namespace Catch
{
namespace Detail
{
	const std::string unprintableString = "{?}";

	namespace
	{
		const int hexThreshold = 255;

		struct Endianness
		{
			enum Arch
			{
				Big,
				Little
			};

			static Arch which()
			{
				union _
				{
					int asInt;
					char asChar[sizeof(int)];
				} u;

				u.asInt = 1;
				return (u.asChar[sizeof(int) - 1] == 1) ? Big : Little;
			}
		};
	} // namespace

	std::string rawMemoryToString(const void* object, std::size_t size)
	{
		// Reverse order for little endian architectures
		int i = 0, end = static_cast<int>(size), inc = 1;
		if(Endianness::which() == Endianness::Little)
		{
			i = end - 1;
			end = inc = -1;
		}

		unsigned char const* bytes = static_cast<unsigned char const*>(object);
		ReusableStringStream rss;
		rss << "0x" << std::setfill('0') << std::hex;
		for(; i != end; i += inc)
			rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
		return rss.str();
	}
} // namespace Detail

template<typename T>
std::string fpToString(T value, int precision)
{
	if(Catch::isnan(value))
	{
		return "nan";
	}

	ReusableStringStream rss;
	rss << std::setprecision(precision) << std::fixed << value;
	std::string d = rss.str();
	std::size_t i = d.find_last_not_of('0');
	if(i != std::string::npos && i != d.size() - 1)
	{
		if(d[i] == '.')
			i++;
		d = d.substr(0, i + 1);
	}
	return d;
}

//// ======================================================= ////
//
//   Out-of-line defs for full specialization of StringMaker
//
//// ======================================================= ////

std::string StringMaker<std::string>::convert(const std::string& str)
{
	if(!getCurrentContext().getConfig()->showInvisibles())
	{
		return '"' + str + '"';
	}

	std::string s("\"");
	for(char c : str)
	{
		switch(c)
		{
			case '\n':
				s.append("\\n");
				break;
			case '\t':
				s.append("\\t");
				break;
			default:
				s.push_back(c);
				break;
		}
	}
	s.append("\"");
	return s;
}

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::string_view>::convert(std::string_view str)
{
	return ::Catch::Detail::stringify(std::string{str});
}
#endif

std::string StringMaker<char const*>::convert(char const* str)
{
	if(str)
	{
		return ::Catch::Detail::stringify(std::string{str});
	}
	else
	{
		return {"{null string}"};
	}
}
std::string StringMaker<char*>::convert(char* str)
{
	if(str)
	{
		return ::Catch::Detail::stringify(std::string{str});
	}
	else
	{
		return {"{null string}"};
	}
}

#ifdef CATCH_CONFIG_WCHAR
std::string StringMaker<std::wstring>::convert(const std::wstring& wstr)
{
	std::string s;
	s.reserve(wstr.size());
	for(auto c : wstr)
	{
		s += (c <= 0xff) ? static_cast<char>(c) : '?';
	}
	return ::Catch::Detail::stringify(s);
}

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::wstring_view>::convert(std::wstring_view str)
{
	return StringMaker<std::wstring>::convert(std::wstring(str));
}
#endif

std::string StringMaker<wchar_t const*>::convert(wchar_t const* str)
{
	if(str)
	{
		return ::Catch::Detail::stringify(std::wstring{str});
	}
	else
	{
		return {"{null string}"};
	}
}
std::string StringMaker<wchar_t*>::convert(wchar_t* str)
{
	if(str)
	{
		return ::Catch::Detail::stringify(std::wstring{str});
	}
	else
	{
		return {"{null string}"};
	}
}
#endif

#if defined(CATCH_CONFIG_CPP17_BYTE)
#include <cstddef>
std::string StringMaker<std::byte>::convert(std::byte value)
{
	return ::Catch::Detail::stringify(std::to_integer<unsigned long long>(value));
}
#endif // defined(CATCH_CONFIG_CPP17_BYTE)

std::string StringMaker<int>::convert(int value)
{
	return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long>::convert(long value)
{
	return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long long>::convert(long long value)
{
	ReusableStringStream rss;
	rss << value;
	if(value > Detail::hexThreshold)
	{
		rss << " (0x" << std::hex << value << ')';
	}
	return rss.str();
}

std::string StringMaker<unsigned int>::convert(unsigned int value)
{
	return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long>::convert(unsigned long value)
{
	return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long long>::convert(unsigned long long value)
{
	ReusableStringStream rss;
	rss << value;
	if(value > Detail::hexThreshold)
	{
		rss << " (0x" << std::hex << value << ')';
	}
	return rss.str();
}

std::string StringMaker<bool>::convert(bool b)
{
	return b ? "true" : "false";
}

std::string StringMaker<signed char>::convert(signed char value)
{
	if(value == '\r')
	{
		return "'\\r'";
	}
	else if(value == '\f')
	{
		return "'\\f'";
	}
	else if(value == '\n')
	{
		return "'\\n'";
	}
	else if(value == '\t')
	{
		return "'\\t'";
	}
	else if('\0' <= value && value < ' ')
	{
		return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
	}
	else
	{
		char chstr[] = "' '";
		chstr[1] = value;
		return chstr;
	}
}
std::string StringMaker<char>::convert(char c)
{
	return ::Catch::Detail::stringify(static_cast<signed char>(c));
}
std::string StringMaker<unsigned char>::convert(unsigned char c)
{
	return ::Catch::Detail::stringify(static_cast<char>(c));
}

std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t)
{
	return "nullptr";
}

int StringMaker<float>::precision = 5;

std::string StringMaker<float>::convert(float value)
{
	return fpToString(value, precision) + 'f';
}

int StringMaker<double>::precision = 10;

std::string StringMaker<double>::convert(double value)
{
	return fpToString(value, precision);
}

std::string ratio_string<std::atto>::symbol()
{
	return "a";
}
std::string ratio_string<std::femto>::symbol()
{
	return "f";
}
std::string ratio_string<std::pico>::symbol()
{
	return "p";
}
std::string ratio_string<std::nano>::symbol()
{
	return "n";
}
std::string ratio_string<std::micro>::symbol()
{
	return "u";
}
std::string ratio_string<std::milli>::symbol()
{
	return "m";
}

} // end namespace Catch

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

// end catch_tostring.cpp
// start catch_totals.cpp

namespace Catch
{
Counts Counts::operator-(Counts const& other) const
{
	Counts diff;
	diff.passed = passed - other.passed;
	diff.failed = failed - other.failed;
	diff.failedButOk = failedButOk - other.failedButOk;
	return diff;
}

Counts& Counts::operator+=(Counts const& other)
{
	passed += other.passed;
	failed += other.failed;
	failedButOk += other.failedButOk;
	return *this;
}

std::size_t Counts::total() const
{
	return passed + failed + failedButOk;
}
bool Counts::allPassed() const
{
	return failed == 0 && failedButOk == 0;
}
bool Counts::allOk() const
{
	return failed == 0;
}

Totals Totals::operator-(Totals const& other) const
{
	Totals diff;
	diff.assertions = assertions - other.assertions;
	diff.testCases = testCases - other.testCases;
	return diff;
}

Totals& Totals::operator+=(Totals const& other)
{
	assertions += other.assertions;
	testCases += other.testCases;
	return *this;
}

Totals Totals::delta(Totals const& prevTotals) const
{
	Totals diff = *this - prevTotals;
	if(diff.assertions.failed > 0)
		++diff.testCases.failed;
	else if(diff.assertions.failedButOk > 0)
		++diff.testCases.failedButOk;
	else
		++diff.testCases.passed;
	return diff;
}

} // namespace Catch
// end catch_totals.cpp
// start catch_uncaught_exceptions.cpp

#include <exception>

namespace Catch
{
bool uncaught_exceptions()
{
#if defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
	return std::uncaught_exceptions() > 0;
#else
	return std::uncaught_exception();
#endif
}
} // end namespace Catch
// end catch_uncaught_exceptions.cpp
// start catch_version.cpp

#include <ostream>

namespace Catch
{
Version::Version(unsigned int _majorVersion, unsigned int _minorVersion, unsigned int _patchNumber,
				 char const* const _branchName, unsigned int _buildNumber)
	: majorVersion(_majorVersion), minorVersion(_minorVersion), patchNumber(_patchNumber),
	  branchName(_branchName), buildNumber(_buildNumber)
{
}

std::ostream& operator<<(std::ostream& os, Version const& version)
{
	os << version.majorVersion << '.' << version.minorVersion << '.' << version.patchNumber;
	// branchName is never null -> 0th char is \0 if it is empty
	if(version.branchName[0])
	{
		os << '-' << version.branchName << '.' << version.buildNumber;
	}
	return os;
}

Version const& libraryVersion()
{
	static Version version(2, 9, 2, "", 0);
	return version;
}

} // namespace Catch
// end catch_version.cpp
// start catch_wildcard_pattern.cpp

#include <sstream>

namespace Catch
{
WildcardPattern::WildcardPattern(std::string const& pattern, CaseSensitive::Choice caseSensitivity)
	: m_caseSensitivity(caseSensitivity), m_pattern(adjustCase(pattern))
{
	if(startsWith(m_pattern, '*'))
	{
		m_pattern = m_pattern.substr(1);
		m_wildcard = WildcardAtStart;
	}
	if(endsWith(m_pattern, '*'))
	{
		m_pattern = m_pattern.substr(0, m_pattern.size() - 1);
		m_wildcard = static_cast<WildcardPosition>(m_wildcard | WildcardAtEnd);
	}
}

bool WildcardPattern::matches(std::string const& str) const
{
	switch(m_wildcard)
	{
		case NoWildcard:
			return m_pattern == adjustCase(str);
		case WildcardAtStart:
			return endsWith(adjustCase(str), m_pattern);
		case WildcardAtEnd:
			return startsWith(adjustCase(str), m_pattern);
		case WildcardAtBothEnds:
			return contains(adjustCase(str), m_pattern);
		default:
			CATCH_INTERNAL_ERROR("Unknown enum");
	}
}

std::string WildcardPattern::adjustCase(std::string const& str) const
{
	return m_caseSensitivity == CaseSensitive::No ? toLower(str) : str;
}
} // namespace Catch
// end catch_wildcard_pattern.cpp
// start catch_xmlwriter.cpp

#include <iomanip>

using uchar = unsigned char;

namespace Catch
{
namespace
{
	size_t trailingBytes(unsigned char c)
	{
		if((c & 0xE0) == 0xC0)
		{
			return 2;
		}
		if((c & 0xF0) == 0xE0)
		{
			return 3;
		}
		if((c & 0xF8) == 0xF0)
		{
			return 4;
		}
		CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
	}

	uint32_t headerValue(unsigned char c)
	{
		if((c & 0xE0) == 0xC0)
		{
			return c & 0x1F;
		}
		if((c & 0xF0) == 0xE0)
		{
			return c & 0x0F;
		}
		if((c & 0xF8) == 0xF0)
		{
			return c & 0x07;
		}
		CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
	}

	void hexEscapeChar(std::ostream& os, unsigned char c)
	{
		std::ios_base::fmtflags f(os.flags());
		os << "\\x" << std::uppercase << std::hex << std::setfill('0') << std::setw(2)
		   << static_cast<int>(c);
		os.flags(f);
	}

} // anonymous namespace

XmlEncode::XmlEncode(std::string const& str, ForWhat forWhat) : m_str(str), m_forWhat(forWhat) {}

void XmlEncode::encodeTo(std::ostream& os) const
{
	// Apostrophe escaping not necessary if we always use " to write attributes
	// (see: http://www.w3.org/TR/xml/#syntax)

	for(std::size_t idx = 0; idx < m_str.size(); ++idx)
	{
		uchar c = m_str[idx];
		switch(c)
		{
			case '<':
				os << "&lt;";
				break;
			case '&':
				os << "&amp;";
				break;

			case '>':
				// See: http://www.w3.org/TR/xml/#syntax
				if(idx > 2 && m_str[idx - 1] == ']' && m_str[idx - 2] == ']')
					os << "&gt;";
				else
					os << c;
				break;

			case '\"':
				if(m_forWhat == ForAttributes)
					os << "&quot;";
				else
					os << c;
				break;

			default:
				// Check for control characters and invalid utf-8

				// Escape control characters in standard ascii
				// see
				// http://stackoverflow.com/questions/404107/why-are-control-characters-illegal-in-xml-1-0
				if(c < 0x09 || (c > 0x0D && c < 0x20) || c == 0x7F)
				{
					hexEscapeChar(os, c);
					break;
				}

				// Plain ASCII: Write it to stream
				if(c < 0x7F)
				{
					os << c;
					break;
				}

				// UTF-8 territory
				// Check if the encoding is valid and if it is not, hex escape bytes.
				// Important: We do not check the exact decoded values for validity, only the
				// encoding format First check that this bytes is a valid lead byte: This means that
				// it is not encoded as 1111 1XXX Or as 10XX XXXX
				if(c < 0xC0 || c >= 0xF8)
				{
					hexEscapeChar(os, c);
					break;
				}

				auto encBytes = trailingBytes(c);
				// Are there enough bytes left to avoid accessing out-of-bounds memory?
				if(idx + encBytes - 1 >= m_str.size())
				{
					hexEscapeChar(os, c);
					break;
				}
				// The header is valid, check data
				// The next encBytes bytes must together be a valid utf-8
				// This means: bitpattern 10XX XXXX and the extracted value is sane (ish)
				bool valid = true;
				uint32_t value = headerValue(c);
				for(std::size_t n = 1; n < encBytes; ++n)
				{
					uchar nc = m_str[idx + n];
					valid &= ((nc & 0xC0) == 0x80);
					value = (value << 6) | (nc & 0x3F);
				}

				if(
					// Wrong bit pattern of following bytes
					(!valid) ||
					// Overlong encodings
					(value < 0x80) || (0x80 <= value && value < 0x800 && encBytes > 2) ||
					(0x800 < value && value < 0x10000 && encBytes > 3) ||
					// Encoded value out of range
					(value >= 0x110000))
				{
					hexEscapeChar(os, c);
					break;
				}

				// If we got here, this is in fact a valid(ish) utf-8 sequence
				for(std::size_t n = 0; n < encBytes; ++n)
				{
					os << m_str[idx + n];
				}
				idx += encBytes - 1;
				break;
		}
	}
}

std::ostream& operator<<(std::ostream& os, XmlEncode const& xmlEncode)
{
	xmlEncode.encodeTo(os);
	return os;
}

XmlWriter::ScopedElement::ScopedElement(XmlWriter* writer) : m_writer(writer) {}

XmlWriter::ScopedElement::ScopedElement(ScopedElement&& other) noexcept : m_writer(other.m_writer)
{
	other.m_writer = nullptr;
}
XmlWriter::ScopedElement& XmlWriter::ScopedElement::operator=(ScopedElement&& other) noexcept
{
	if(m_writer)
	{
		m_writer->endElement();
	}
	m_writer = other.m_writer;
	other.m_writer = nullptr;
	return *this;
}

XmlWriter::ScopedElement::~ScopedElement()
{
	if(m_writer)
		m_writer->endElement();
}

XmlWriter::ScopedElement& XmlWriter::ScopedElement::writeText(std::string const& text, bool indent)
{
	m_writer->writeText(text, indent);
	return *this;
}

XmlWriter::XmlWriter(std::ostream& os) : m_os(os)
{
	writeDeclaration();
}

XmlWriter::~XmlWriter()
{
	while(!m_tags.empty())
		endElement();
}

XmlWriter& XmlWriter::startElement(std::string const& name)
{
	ensureTagClosed();
	newlineIfNecessary();
	m_os << m_indent << '<' << name;
	m_tags.push_back(name);
	m_indent += "  ";
	m_tagIsOpen = true;
	return *this;
}

XmlWriter::ScopedElement XmlWriter::scopedElement(std::string const& name)
{
	ScopedElement scoped(this);
	startElement(name);
	return scoped;
}

XmlWriter& XmlWriter::endElement()
{
	newlineIfNecessary();
	m_indent = m_indent.substr(0, m_indent.size() - 2);
	if(m_tagIsOpen)
	{
		m_os << "/>";
		m_tagIsOpen = false;
	}
	else
	{
		m_os << m_indent << "</" << m_tags.back() << ">";
	}
	m_os << std::endl;
	m_tags.pop_back();
	return *this;
}

XmlWriter& XmlWriter::writeAttribute(std::string const& name, std::string const& attribute)
{
	if(!name.empty() && !attribute.empty())
		m_os << ' ' << name << "=\"" << XmlEncode(attribute, XmlEncode::ForAttributes) << '"';
	return *this;
}

XmlWriter& XmlWriter::writeAttribute(std::string const& name, bool attribute)
{
	m_os << ' ' << name << "=\"" << (attribute ? "true" : "false") << '"';
	return *this;
}

XmlWriter& XmlWriter::writeText(std::string const& text, bool indent)
{
	if(!text.empty())
	{
		bool tagWasOpen = m_tagIsOpen;
		ensureTagClosed();
		if(tagWasOpen && indent)
			m_os << m_indent;
		m_os << XmlEncode(text);
		m_needsNewline = true;
	}
	return *this;
}

XmlWriter& XmlWriter::writeComment(std::string const& text)
{
	ensureTagClosed();
	m_os << m_indent << "<!--" << text << "-->";
	m_needsNewline = true;
	return *this;
}

void XmlWriter::writeStylesheetRef(std::string const& url)
{
	m_os << "<?xml-stylesheet type=\"text/xsl\" href=\"" << url << "\"?>\n";
}

XmlWriter& XmlWriter::writeBlankLine()
{
	ensureTagClosed();
	m_os << '\n';
	return *this;
}

void XmlWriter::ensureTagClosed()
{
	if(m_tagIsOpen)
	{
		m_os << ">" << std::endl;
		m_tagIsOpen = false;
	}
}

void XmlWriter::writeDeclaration()
{
	m_os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
}

void XmlWriter::newlineIfNecessary()
{
	if(m_needsNewline)
	{
		m_os << std::endl;
		m_needsNewline = false;
	}
}
} // namespace Catch
// end catch_xmlwriter.cpp
// start catch_reporter_bases.cpp

#include <cassert>
#include <cfloat>
#include <cstdio>
#include <cstring>
#include <memory>

namespace Catch
{
void prepareExpandedExpression(AssertionResult& result)
{
	result.getExpandedExpression();
}

// Because formatting using c++ streams is stateful, drop down to C is required
// Alternatively we could use stringstream, but its performance is... not good.
std::string getFormattedDuration(double duration)
{
	// Max exponent + 1 is required to represent the whole part
	// + 1 for decimal point
	// + 3 for the 3 decimal places
	// + 1 for null terminator
	const std::size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1;
	char buffer[maxDoubleSize];

	// Save previous errno, to prevent sprintf from overwriting it
	ErrnoGuard guard;
#ifdef _MSC_VER
	sprintf_s(buffer, "%.3f", duration);
#else
	std::sprintf(buffer, "%.3f", duration);
#endif
	return std::string(buffer);
}

std::string serializeFilters(std::vector<std::string> const& container)
{
	ReusableStringStream oss;
	bool first = true;
	for(auto&& filter : container)
	{
		if(!first)
			oss << ' ';
		else
			first = false;

		oss << filter;
	}
	return oss.str();
}

TestEventListenerBase::TestEventListenerBase(ReporterConfig const& _config)
	: StreamingReporterBase(_config)
{
}

std::set<Verbosity> TestEventListenerBase::getSupportedVerbosities()
{
	return {Verbosity::Quiet, Verbosity::Normal, Verbosity::High};
}

void TestEventListenerBase::assertionStarting(AssertionInfo const&) {}

bool TestEventListenerBase::assertionEnded(AssertionStats const&)
{
	return false;
}

} // end namespace Catch
// end catch_reporter_bases.cpp
// start catch_reporter_compact.cpp

namespace
{
#ifdef CATCH_PLATFORM_MAC
const char* failedString()
{
	return "FAILED";
}
const char* passedString()
{
	return "PASSED";
}
#else
const char* failedString()
{
	return "failed";
}
const char* passedString()
{
	return "passed";
}
#endif

// Colour::LightGrey
Catch::Colour::Code dimColour()
{
	return Catch::Colour::FileName;
}

std::string bothOrAll(std::size_t count)
{
	return count == 1 ? std::string() : count == 2 ? "both " : "all ";
}

} // namespace

namespace Catch
{
namespace
{
	// Colour, message variants:
	// - white: No tests ran.
	// -   red: Failed [both/all] N test cases, failed [both/all] M assertions.
	// - white: Passed [both/all] N test cases (no assertions).
	// -   red: Failed N tests cases, failed M assertions.
	// - green: Passed [both/all] N tests cases with M assertions.
	void printTotals(std::ostream& out, const Totals& totals)
	{
		if(totals.testCases.total() == 0)
		{
			out << "No tests ran.";
		}
		else if(totals.testCases.failed == totals.testCases.total())
		{
			Colour colour(Colour::ResultError);
			const std::string qualify_assertions_failed =
				totals.assertions.failed == totals.assertions.total()
					? bothOrAll(totals.assertions.failed)
					: std::string();
			out << "Failed " << bothOrAll(totals.testCases.failed)
				<< pluralise(totals.testCases.failed, "test case")
				<< ", "
				   "failed "
				<< qualify_assertions_failed << pluralise(totals.assertions.failed, "assertion")
				<< '.';
		}
		else if(totals.assertions.total() == 0)
		{
			out << "Passed " << bothOrAll(totals.testCases.total())
				<< pluralise(totals.testCases.total(), "test case") << " (no assertions).";
		}
		else if(totals.assertions.failed)
		{
			Colour colour(Colour::ResultError);
			out << "Failed " << pluralise(totals.testCases.failed, "test case")
				<< ", "
				   "failed "
				<< pluralise(totals.assertions.failed, "assertion") << '.';
		}
		else
		{
			Colour colour(Colour::ResultSuccess);
			out << "Passed " << bothOrAll(totals.testCases.passed)
				<< pluralise(totals.testCases.passed, "test case") << " with "
				<< pluralise(totals.assertions.passed, "assertion") << '.';
		}
	}

	// Implementation of CompactReporter formatting
	class AssertionPrinter
	{
	  public:
		AssertionPrinter& operator=(AssertionPrinter const&) = delete;
		AssertionPrinter(AssertionPrinter const&) = delete;
		AssertionPrinter(std::ostream& _stream, AssertionStats const& _stats,
						 bool _printInfoMessages)
			: stream(_stream), result(_stats.assertionResult), messages(_stats.infoMessages),
			  itMessage(_stats.infoMessages.begin()), printInfoMessages(_printInfoMessages)
		{
		}

		void print()
		{
			printSourceInfo();

			itMessage = messages.begin();

			switch(result.getResultType())
			{
				case ResultWas::Ok:
					printResultType(Colour::ResultSuccess, passedString());
					printOriginalExpression();
					printReconstructedExpression();
					if(!result.hasExpression())
						printRemainingMessages(Colour::None);
					else
						printRemainingMessages();
					break;
				case ResultWas::ExpressionFailed:
					if(result.isOk())
						printResultType(Colour::ResultSuccess,
										failedString() + std::string(" - but was ok"));
					else
						printResultType(Colour::Error, failedString());
					printOriginalExpression();
					printReconstructedExpression();
					printRemainingMessages();
					break;
				case ResultWas::ThrewException:
					printResultType(Colour::Error, failedString());
					printIssue("unexpected exception with message:");
					printMessage();
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::FatalErrorCondition:
					printResultType(Colour::Error, failedString());
					printIssue("fatal error condition with message:");
					printMessage();
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::DidntThrowException:
					printResultType(Colour::Error, failedString());
					printIssue("expected exception, got none");
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::Info:
					printResultType(Colour::None, "info");
					printMessage();
					printRemainingMessages();
					break;
				case ResultWas::Warning:
					printResultType(Colour::None, "warning");
					printMessage();
					printRemainingMessages();
					break;
				case ResultWas::ExplicitFailure:
					printResultType(Colour::Error, failedString());
					printIssue("explicitly");
					printRemainingMessages(Colour::None);
					break;
					// These cases are here to prevent compiler warnings
				case ResultWas::Unknown:
				case ResultWas::FailureBit:
				case ResultWas::Exception:
					printResultType(Colour::Error, "** internal error **");
					break;
			}
		}

	  private:
		void printSourceInfo() const
		{
			Colour colourGuard(Colour::FileName);
			stream << result.getSourceInfo() << ':';
		}

		void printResultType(Colour::Code colour, std::string const& passOrFail) const
		{
			if(!passOrFail.empty())
			{
				{
					Colour colourGuard(colour);
					stream << ' ' << passOrFail;
				}
				stream << ':';
			}
		}

		void printIssue(std::string const& issue) const
		{
			stream << ' ' << issue;
		}

		void printExpressionWas()
		{
			if(result.hasExpression())
			{
				stream << ';';
				{
					Colour colour(dimColour());
					stream << " expression was:";
				}
				printOriginalExpression();
			}
		}

		void printOriginalExpression() const
		{
			if(result.hasExpression())
			{
				stream << ' ' << result.getExpression();
			}
		}

		void printReconstructedExpression() const
		{
			if(result.hasExpandedExpression())
			{
				{
					Colour colour(dimColour());
					stream << " for: ";
				}
				stream << result.getExpandedExpression();
			}
		}

		void printMessage()
		{
			if(itMessage != messages.end())
			{
				stream << " '" << itMessage->message << '\'';
				++itMessage;
			}
		}

		void printRemainingMessages(Colour::Code colour = dimColour())
		{
			if(itMessage == messages.end())
				return;

			const auto itEnd = messages.cend();
			const auto N = static_cast<std::size_t>(std::distance(itMessage, itEnd));

			{
				Colour colourGuard(colour);
				stream << " with " << pluralise(N, "message") << ':';
			}

			while(itMessage != itEnd)
			{
				// If this assertion is a warning ignore any INFO messages
				if(printInfoMessages || itMessage->type != ResultWas::Info)
				{
					printMessage();
					if(itMessage != itEnd)
					{
						Colour colourGuard(dimColour());
						stream << " and";
					}
					continue;
				}
				++itMessage;
			}
		}

	  private:
		std::ostream& stream;
		AssertionResult const& result;
		std::vector<MessageInfo> messages;
		std::vector<MessageInfo>::const_iterator itMessage;
		bool printInfoMessages;
	};

} // namespace

std::string CompactReporter::getDescription()
{
	return "Reports test results on a single line, suitable for IDEs";
}

ReporterPreferences CompactReporter::getPreferences() const
{
	return m_reporterPrefs;
}

void CompactReporter::noMatchingTestCases(std::string const& spec)
{
	stream << "No test cases matched '" << spec << '\'' << std::endl;
}

void CompactReporter::assertionStarting(AssertionInfo const&) {}

bool CompactReporter::assertionEnded(AssertionStats const& _assertionStats)
{
	AssertionResult const& result = _assertionStats.assertionResult;

	bool printInfoMessages = true;

	// Drop out if result was successful and we're not printing those
	if(!m_config->includeSuccessfulResults() && result.isOk())
	{
		if(result.getResultType() != ResultWas::Warning)
			return false;
		printInfoMessages = false;
	}

	AssertionPrinter printer(stream, _assertionStats, printInfoMessages);
	printer.print();

	stream << std::endl;
	return true;
}

void CompactReporter::sectionEnded(SectionStats const& _sectionStats)
{
	if(m_config->showDurations() == ShowDurations::Always)
	{
		stream << getFormattedDuration(_sectionStats.durationInSeconds)
			   << " s: " << _sectionStats.sectionInfo.name << std::endl;
	}
}

void CompactReporter::testRunEnded(TestRunStats const& _testRunStats)
{
	printTotals(stream, _testRunStats.totals);
	stream << '\n' << std::endl;
	StreamingReporterBase::testRunEnded(_testRunStats);
}

CompactReporter::~CompactReporter() {}

CATCH_REGISTER_REPORTER("compact", CompactReporter)

} // end namespace Catch
// end catch_reporter_compact.cpp
// start catch_reporter_console.cpp

#include <cfloat>
#include <cstdio>

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4061) // Not all labels are EXPLICITLY handled in switch
  // Note that 4062 (not all labels are handled and default is missing) is enabled
#endif

#if defined(__clang__)
#pragma clang diagnostic push
// For simplicity, benchmarking-only helpers are always enabled
#pragma clang diagnostic ignored "-Wunused-function"
#endif

namespace Catch
{
namespace
{
	// Formatter impl for ConsoleReporter
	class ConsoleAssertionPrinter
	{
	  public:
		ConsoleAssertionPrinter& operator=(ConsoleAssertionPrinter const&) = delete;
		ConsoleAssertionPrinter(ConsoleAssertionPrinter const&) = delete;
		ConsoleAssertionPrinter(std::ostream& _stream, AssertionStats const& _stats,
								bool _printInfoMessages)
			: stream(_stream), stats(_stats), result(_stats.assertionResult), colour(Colour::None),
			  message(result.getMessage()), messages(_stats.infoMessages),
			  printInfoMessages(_printInfoMessages)
		{
			switch(result.getResultType())
			{
				case ResultWas::Ok:
					colour = Colour::Success;
					passOrFail = "PASSED";
					// if( result.hasMessage() )
					if(_stats.infoMessages.size() == 1)
						messageLabel = "with message";
					if(_stats.infoMessages.size() > 1)
						messageLabel = "with messages";
					break;
				case ResultWas::ExpressionFailed:
					if(result.isOk())
					{
						colour = Colour::Success;
						passOrFail = "FAILED - but was ok";
					}
					else
					{
						colour = Colour::Error;
						passOrFail = "FAILED";
					}
					if(_stats.infoMessages.size() == 1)
						messageLabel = "with message";
					if(_stats.infoMessages.size() > 1)
						messageLabel = "with messages";
					break;
				case ResultWas::ThrewException:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "due to unexpected exception with ";
					if(_stats.infoMessages.size() == 1)
						messageLabel += "message";
					if(_stats.infoMessages.size() > 1)
						messageLabel += "messages";
					break;
				case ResultWas::FatalErrorCondition:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "due to a fatal error condition";
					break;
				case ResultWas::DidntThrowException:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "because no exception was thrown where one was expected";
					break;
				case ResultWas::Info:
					messageLabel = "info";
					break;
				case ResultWas::Warning:
					messageLabel = "warning";
					break;
				case ResultWas::ExplicitFailure:
					passOrFail = "FAILED";
					colour = Colour::Error;
					if(_stats.infoMessages.size() == 1)
						messageLabel = "explicitly with message";
					if(_stats.infoMessages.size() > 1)
						messageLabel = "explicitly with messages";
					break;
					// These cases are here to prevent compiler warnings
				case ResultWas::Unknown:
				case ResultWas::FailureBit:
				case ResultWas::Exception:
					passOrFail = "** internal error **";
					colour = Colour::Error;
					break;
			}
		}

		void print() const
		{
			printSourceInfo();
			if(stats.totals.assertions.total() > 0)
			{
				printResultType();
				printOriginalExpression();
				printReconstructedExpression();
			}
			else
			{
				stream << '\n';
			}
			printMessage();
		}

	  private:
		void printResultType() const
		{
			if(!passOrFail.empty())
			{
				Colour colourGuard(colour);
				stream << passOrFail << ":\n";
			}
		}
		void printOriginalExpression() const
		{
			if(result.hasExpression())
			{
				Colour colourGuard(Colour::OriginalExpression);
				stream << "  ";
				stream << result.getExpressionInMacro();
				stream << '\n';
			}
		}
		void printReconstructedExpression() const
		{
			if(result.hasExpandedExpression())
			{
				stream << "with expansion:\n";
				Colour colourGuard(Colour::ReconstructedExpression);
				stream << Column(result.getExpandedExpression()).indent(2) << '\n';
			}
		}
		void printMessage() const
		{
			if(!messageLabel.empty())
				stream << messageLabel << ':' << '\n';
			for(auto const& msg : messages)
			{
				// If this assertion is a warning ignore any INFO messages
				if(printInfoMessages || msg.type != ResultWas::Info)
					stream << Column(msg.message).indent(2) << '\n';
			}
		}
		void printSourceInfo() const
		{
			Colour colourGuard(Colour::FileName);
			stream << result.getSourceInfo() << ": ";
		}

		std::ostream& stream;
		AssertionStats const& stats;
		AssertionResult const& result;
		Colour::Code colour;
		std::string passOrFail;
		std::string messageLabel;
		std::string message;
		std::vector<MessageInfo> messages;
		bool printInfoMessages;
	};

	std::size_t makeRatio(std::size_t number, std::size_t total)
	{
		std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number / total : 0;
		return (ratio == 0 && number > 0) ? 1 : ratio;
	}

	std::size_t& findMax(std::size_t& i, std::size_t& j, std::size_t& k)
	{
		if(i > j && i > k)
			return i;
		else if(j > k)
			return j;
		else
			return k;
	}

	struct ColumnInfo
	{
		enum Justification
		{
			Left,
			Right
		};
		std::string name;
		int width;
		Justification justification;
	};
	struct ColumnBreak
	{
	};
	struct RowBreak
	{
	};

	class Duration
	{
		enum class Unit
		{
			Auto,
			Nanoseconds,
			Microseconds,
			Milliseconds,
			Seconds,
			Minutes
		};
		static const uint64_t s_nanosecondsInAMicrosecond = 1000;
		static const uint64_t s_nanosecondsInAMillisecond = 1000 * s_nanosecondsInAMicrosecond;
		static const uint64_t s_nanosecondsInASecond = 1000 * s_nanosecondsInAMillisecond;
		static const uint64_t s_nanosecondsInAMinute = 60 * s_nanosecondsInASecond;

		uint64_t m_inNanoseconds;
		Unit m_units;

	  public:
		explicit Duration(double inNanoseconds, Unit units = Unit::Auto)
			: Duration(static_cast<uint64_t>(inNanoseconds), units)
		{
		}

		explicit Duration(uint64_t inNanoseconds, Unit units = Unit::Auto)
			: m_inNanoseconds(inNanoseconds), m_units(units)
		{
			if(m_units == Unit::Auto)
			{
				if(m_inNanoseconds < s_nanosecondsInAMicrosecond)
					m_units = Unit::Nanoseconds;
				else if(m_inNanoseconds < s_nanosecondsInAMillisecond)
					m_units = Unit::Microseconds;
				else if(m_inNanoseconds < s_nanosecondsInASecond)
					m_units = Unit::Milliseconds;
				else if(m_inNanoseconds < s_nanosecondsInAMinute)
					m_units = Unit::Seconds;
				else
					m_units = Unit::Minutes;
			}
		}

		auto value() const -> double
		{
			switch(m_units)
			{
				case Unit::Microseconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMicrosecond);
				case Unit::Milliseconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMillisecond);
				case Unit::Seconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInASecond);
				case Unit::Minutes:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMinute);
				default:
					return static_cast<double>(m_inNanoseconds);
			}
		}
		auto unitsAsString() const -> std::string
		{
			switch(m_units)
			{
				case Unit::Nanoseconds:
					return "ns";
				case Unit::Microseconds:
					return "us";
				case Unit::Milliseconds:
					return "ms";
				case Unit::Seconds:
					return "s";
				case Unit::Minutes:
					return "m";
				default:
					return "** internal error **";
			}
		}
		friend auto operator<<(std::ostream& os, Duration const& duration) -> std::ostream&
		{
			return os << duration.value() << " " << duration.unitsAsString();
		}
	};
} // namespace

class TablePrinter
{
	std::ostream& m_os;
	std::vector<ColumnInfo> m_columnInfos;
	std::ostringstream m_oss;
	int m_currentColumn = -1;
	bool m_isOpen = false;

  public:
	TablePrinter(std::ostream& os, std::vector<ColumnInfo> columnInfos)
		: m_os(os), m_columnInfos(std::move(columnInfos))
	{
	}

	auto columnInfos() const -> std::vector<ColumnInfo> const&
	{
		return m_columnInfos;
	}

	void open()
	{
		if(!m_isOpen)
		{
			m_isOpen = true;
			*this << RowBreak();

			Columns headerCols;
			Spacer spacer(2);
			for(auto const& info : m_columnInfos)
			{
				headerCols += Column(info.name).width(static_cast<std::size_t>(info.width - 2));
				headerCols += spacer;
			}
			m_os << headerCols << "\n";

			m_os << Catch::getLineOfChars<'-'>() << "\n";
		}
	}
	void close()
	{
		if(m_isOpen)
		{
			*this << RowBreak();
			m_os << std::endl;
			m_isOpen = false;
		}
	}

	template<typename T>
	friend TablePrinter& operator<<(TablePrinter& tp, T const& value)
	{
		tp.m_oss << value;
		return tp;
	}

	friend TablePrinter& operator<<(TablePrinter& tp, ColumnBreak)
	{
		auto colStr = tp.m_oss.str();
		// This takes account of utf8 encodings
		auto strSize = Catch::StringRef(colStr).numberOfCharacters();
		tp.m_oss.str("");
		tp.open();
		if(tp.m_currentColumn == static_cast<int>(tp.m_columnInfos.size() - 1))
		{
			tp.m_currentColumn = -1;
			tp.m_os << "\n";
		}
		tp.m_currentColumn++;

		auto colInfo = tp.m_columnInfos[tp.m_currentColumn];
		auto padding = (strSize + 2 < static_cast<std::size_t>(colInfo.width))
						   ? std::string(colInfo.width - (strSize + 2), ' ')
						   : std::string();
		if(colInfo.justification == ColumnInfo::Left)
			tp.m_os << colStr << padding << " ";
		else
			tp.m_os << padding << colStr << " ";
		return tp;
	}

	friend TablePrinter& operator<<(TablePrinter& tp, RowBreak)
	{
		if(tp.m_currentColumn > 0)
		{
			tp.m_os << "\n";
			tp.m_currentColumn = -1;
		}
		return tp;
	}
};

ConsoleReporter::ConsoleReporter(ReporterConfig const& config)
	: StreamingReporterBase(config),
	  m_tablePrinter(new TablePrinter(
		  config.stream(), {{"benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 32, ColumnInfo::Left},
							{"samples      mean       std dev", 14, ColumnInfo::Right},
							{"iterations   low mean   low std dev", 14, ColumnInfo::Right},
							{"estimated    high mean  high std dev", 14, ColumnInfo::Right}}))
{
}
ConsoleReporter::~ConsoleReporter() = default;

std::string ConsoleReporter::getDescription()
{
	return "Reports test results as plain lines of text";
}

void ConsoleReporter::noMatchingTestCases(std::string const& spec)
{
	stream << "No test cases matched '" << spec << '\'' << std::endl;
}

void ConsoleReporter::assertionStarting(AssertionInfo const&) {}

bool ConsoleReporter::assertionEnded(AssertionStats const& _assertionStats)
{
	AssertionResult const& result = _assertionStats.assertionResult;

	bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

	// Drop out if result was successful but we're not printing them.
	if(!includeResults && result.getResultType() != ResultWas::Warning)
		return false;

	lazyPrint();

	ConsoleAssertionPrinter printer(stream, _assertionStats, includeResults);
	printer.print();
	stream << std::endl;
	return true;
}

void ConsoleReporter::sectionStarting(SectionInfo const& _sectionInfo)
{
	m_tablePrinter->close();
	m_headerPrinted = false;
	StreamingReporterBase::sectionStarting(_sectionInfo);
}
void ConsoleReporter::sectionEnded(SectionStats const& _sectionStats)
{
	m_tablePrinter->close();
	if(_sectionStats.missingAssertions)
	{
		lazyPrint();
		Colour colour(Colour::ResultError);
		if(m_sectionStack.size() > 1)
			stream << "\nNo assertions in section";
		else
			stream << "\nNo assertions in test case";
		stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;
	}
	if(m_config->showDurations() == ShowDurations::Always)
	{
		stream << getFormattedDuration(_sectionStats.durationInSeconds)
			   << " s: " << _sectionStats.sectionInfo.name << std::endl;
	}
	if(m_headerPrinted)
	{
		m_headerPrinted = false;
	}
	StreamingReporterBase::sectionEnded(_sectionStats);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void ConsoleReporter::benchmarkPreparing(std::string const& name)
{
	lazyPrintWithoutClosingBenchmarkTable();

	auto nameCol =
		Column(name).width(static_cast<std::size_t>(m_tablePrinter->columnInfos()[0].width - 2));

	bool firstLine = true;
	for(auto line : nameCol)
	{
		if(!firstLine)
			(*m_tablePrinter) << ColumnBreak() << ColumnBreak() << ColumnBreak();
		else
			firstLine = false;

		(*m_tablePrinter) << line << ColumnBreak();
	}
}

void ConsoleReporter::benchmarkStarting(BenchmarkInfo const& info)
{
	(*m_tablePrinter) << info.samples << ColumnBreak() << info.iterations << ColumnBreak()
					  << Duration(info.estimatedDuration) << ColumnBreak();
}
void ConsoleReporter::benchmarkEnded(BenchmarkStats<> const& stats)
{
	(*m_tablePrinter) << ColumnBreak() << Duration(stats.mean.point.count()) << ColumnBreak()
					  << Duration(stats.mean.lower_bound.count()) << ColumnBreak()
					  << Duration(stats.mean.upper_bound.count()) << ColumnBreak() << ColumnBreak()
					  << Duration(stats.standardDeviation.point.count()) << ColumnBreak()
					  << Duration(stats.standardDeviation.lower_bound.count()) << ColumnBreak()
					  << Duration(stats.standardDeviation.upper_bound.count()) << ColumnBreak()
					  << ColumnBreak() << ColumnBreak() << ColumnBreak() << ColumnBreak();
}

void ConsoleReporter::benchmarkFailed(std::string const& error)
{
	Colour colour(Colour::Red);
	(*m_tablePrinter) << "Benchmark failed (" << error << ")" << ColumnBreak() << RowBreak();
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void ConsoleReporter::testCaseEnded(TestCaseStats const& _testCaseStats)
{
	m_tablePrinter->close();
	StreamingReporterBase::testCaseEnded(_testCaseStats);
	m_headerPrinted = false;
}
void ConsoleReporter::testGroupEnded(TestGroupStats const& _testGroupStats)
{
	if(currentGroupInfo.used)
	{
		printSummaryDivider();
		stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
		printTotals(_testGroupStats.totals);
		stream << '\n' << std::endl;
	}
	StreamingReporterBase::testGroupEnded(_testGroupStats);
}
void ConsoleReporter::testRunEnded(TestRunStats const& _testRunStats)
{
	printTotalsDivider(_testRunStats.totals);
	printTotals(_testRunStats.totals);
	stream << std::endl;
	StreamingReporterBase::testRunEnded(_testRunStats);
}
void ConsoleReporter::testRunStarting(TestRunInfo const& _testInfo)
{
	StreamingReporterBase::testRunStarting(_testInfo);
	printTestFilters();
}

void ConsoleReporter::lazyPrint()
{
	m_tablePrinter->close();
	lazyPrintWithoutClosingBenchmarkTable();
}

void ConsoleReporter::lazyPrintWithoutClosingBenchmarkTable()
{
	if(!currentTestRunInfo.used)
		lazyPrintRunInfo();
	if(!currentGroupInfo.used)
		lazyPrintGroupInfo();

	if(!m_headerPrinted)
	{
		printTestCaseAndSectionHeader();
		m_headerPrinted = true;
	}
}
void ConsoleReporter::lazyPrintRunInfo()
{
	stream << '\n' << getLineOfChars<'~'>() << '\n';
	Colour colour(Colour::SecondaryText);
	stream << currentTestRunInfo->name << " is a Catch v" << libraryVersion()
		   << " host application.\n"
		   << "Run with -? for options\n\n";

	if(m_config->rngSeed() != 0)
		stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n";

	currentTestRunInfo.used = true;
}
void ConsoleReporter::lazyPrintGroupInfo()
{
	if(!currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1)
	{
		printClosedHeader("Group: " + currentGroupInfo->name);
		currentGroupInfo.used = true;
	}
}
void ConsoleReporter::printTestCaseAndSectionHeader()
{
	assert(!m_sectionStack.empty());
	printOpenHeader(currentTestCaseInfo->name);

	if(m_sectionStack.size() > 1)
	{
		Colour colourGuard(Colour::Headers);

		auto it = m_sectionStack.begin() + 1, // Skip first section (test case)
			itEnd = m_sectionStack.end();
		for(; it != itEnd; ++it)
			printHeaderString(it->name, 2);
	}

	SourceLineInfo lineInfo = m_sectionStack.back().lineInfo;

	if(!lineInfo.empty())
	{
		stream << getLineOfChars<'-'>() << '\n';
		Colour colourGuard(Colour::FileName);
		stream << lineInfo << '\n';
	}
	stream << getLineOfChars<'.'>() << '\n' << std::endl;
}

void ConsoleReporter::printClosedHeader(std::string const& _name)
{
	printOpenHeader(_name);
	stream << getLineOfChars<'.'>() << '\n';
}
void ConsoleReporter::printOpenHeader(std::string const& _name)
{
	stream << getLineOfChars<'-'>() << '\n';
	{
		Colour colourGuard(Colour::Headers);
		printHeaderString(_name);
	}
}

// if string has a : in first line will set indent to follow it on
// subsequent lines
void ConsoleReporter::printHeaderString(std::string const& _string, std::size_t indent)
{
	std::size_t i = _string.find(": ");
	if(i != std::string::npos)
		i += 2;
	else
		i = 0;
	stream << Column(_string).indent(indent + i).initialIndent(indent) << '\n';
}

struct SummaryColumn
{
	SummaryColumn(std::string _label, Colour::Code _colour)
		: label(std::move(_label)), colour(_colour)
	{
	}
	SummaryColumn addRow(std::size_t count)
	{
		ReusableStringStream rss;
		rss << count;
		std::string row = rss.str();
		for(auto& oldRow : rows)
		{
			while(oldRow.size() < row.size())
				oldRow = ' ' + oldRow;
			while(oldRow.size() > row.size())
				row = ' ' + row;
		}
		rows.push_back(row);
		return *this;
	}

	std::string label;
	Colour::Code colour;
	std::vector<std::string> rows;
};

void ConsoleReporter::printTotals(Totals const& totals)
{
	if(totals.testCases.total() == 0)
	{
		stream << Colour(Colour::Warning) << "No tests ran\n";
	}
	else if(totals.assertions.total() > 0 && totals.testCases.allPassed())
	{
		stream << Colour(Colour::ResultSuccess) << "All tests passed";
		stream << " (" << pluralise(totals.assertions.passed, "assertion") << " in "
			   << pluralise(totals.testCases.passed, "test case") << ')' << '\n';
	}
	else
	{
		std::vector<SummaryColumn> columns;
		columns.push_back(SummaryColumn("", Colour::None)
							  .addRow(totals.testCases.total())
							  .addRow(totals.assertions.total()));
		columns.push_back(SummaryColumn("passed", Colour::Success)
							  .addRow(totals.testCases.passed)
							  .addRow(totals.assertions.passed));
		columns.push_back(SummaryColumn("failed", Colour::ResultError)
							  .addRow(totals.testCases.failed)
							  .addRow(totals.assertions.failed));
		columns.push_back(SummaryColumn("failed as expected", Colour::ResultExpectedFailure)
							  .addRow(totals.testCases.failedButOk)
							  .addRow(totals.assertions.failedButOk));

		printSummaryRow("test cases", columns, 0);
		printSummaryRow("assertions", columns, 1);
	}
}
void ConsoleReporter::printSummaryRow(std::string const& label,
									  std::vector<SummaryColumn> const& cols, std::size_t row)
{
	for(auto col : cols)
	{
		std::string value = col.rows[row];
		if(col.label.empty())
		{
			stream << label << ": ";
			if(value != "0")
				stream << value;
			else
				stream << Colour(Colour::Warning) << "- none -";
		}
		else if(value != "0")
		{
			stream << Colour(Colour::LightGrey) << " | ";
			stream << Colour(col.colour) << value << ' ' << col.label;
		}
	}
	stream << '\n';
}

void ConsoleReporter::printTotalsDivider(Totals const& totals)
{
	if(totals.testCases.total() > 0)
	{
		std::size_t failedRatio = makeRatio(totals.testCases.failed, totals.testCases.total());
		std::size_t failedButOkRatio =
			makeRatio(totals.testCases.failedButOk, totals.testCases.total());
		std::size_t passedRatio = makeRatio(totals.testCases.passed, totals.testCases.total());
		while(failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH - 1)
			findMax(failedRatio, failedButOkRatio, passedRatio)++;
		while(failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH - 1)
			findMax(failedRatio, failedButOkRatio, passedRatio)--;

		stream << Colour(Colour::Error) << std::string(failedRatio, '=');
		stream << Colour(Colour::ResultExpectedFailure) << std::string(failedButOkRatio, '=');
		if(totals.testCases.allPassed())
			stream << Colour(Colour::ResultSuccess) << std::string(passedRatio, '=');
		else
			stream << Colour(Colour::Success) << std::string(passedRatio, '=');
	}
	else
	{
		stream << Colour(Colour::Warning) << std::string(CATCH_CONFIG_CONSOLE_WIDTH - 1, '=');
	}
	stream << '\n';
}
void ConsoleReporter::printSummaryDivider()
{
	stream << getLineOfChars<'-'>() << '\n';
}

void ConsoleReporter::printTestFilters()
{
	if(m_config->testSpec().hasFilters())
		stream << Colour(Colour::BrightYellow)
			   << "Filters: " << serializeFilters(m_config->getTestsOrTags()) << '\n';
}

CATCH_REGISTER_REPORTER("console", ConsoleReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

#if defined(__clang__)
#pragma clang diagnostic pop
#endif
// end catch_reporter_console.cpp
// start catch_reporter_junit.cpp

#include <algorithm>
#include <cassert>
#include <ctime>
#include <sstream>

namespace Catch
{
namespace
{
	std::string getCurrentTimestamp()
	{
		// Beware, this is not reentrant because of backward compatibility issues
		// Also, UTC only, again because of backward compatibility (%z is C++11)
		time_t rawtime;
		std::time(&rawtime);
		auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");

#ifdef _MSC_VER
		std::tm timeInfo = {};
		gmtime_s(&timeInfo, &rawtime);
#else
		std::tm* timeInfo;
		timeInfo = std::gmtime(&rawtime);
#endif

		char timeStamp[timeStampSize];
		const char* const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
		std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
		std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
		return std::string(timeStamp);
	}

	std::string fileNameTag(const std::vector<std::string>& tags)
	{
		auto it = std::find_if(begin(tags), end(tags),
							   [](std::string const& tag) { return tag.front() == '#'; });
		if(it != tags.end())
			return it->substr(1);
		return std::string();
	}
} // anonymous namespace

JunitReporter::JunitReporter(ReporterConfig const& _config)
	: CumulativeReporterBase(_config), xml(_config.stream())
{
	m_reporterPrefs.shouldRedirectStdOut = true;
	m_reporterPrefs.shouldReportAllAssertions = true;
}

JunitReporter::~JunitReporter() {}

std::string JunitReporter::getDescription()
{
	return "Reports test results in an XML format that looks like Ant's junitreport target";
}

void JunitReporter::noMatchingTestCases(std::string const& /*spec*/) {}

void JunitReporter::testRunStarting(TestRunInfo const& runInfo)
{
	CumulativeReporterBase::testRunStarting(runInfo);
	xml.startElement("testsuites");
}

void JunitReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	suiteTimer.start();
	stdOutForSuite.clear();
	stdErrForSuite.clear();
	unexpectedExceptions = 0;
	CumulativeReporterBase::testGroupStarting(groupInfo);
}

void JunitReporter::testCaseStarting(TestCaseInfo const& testCaseInfo)
{
	m_okToFail = testCaseInfo.okToFail();
}

bool JunitReporter::assertionEnded(AssertionStats const& assertionStats)
{
	if(assertionStats.assertionResult.getResultType() == ResultWas::ThrewException && !m_okToFail)
		unexpectedExceptions++;
	return CumulativeReporterBase::assertionEnded(assertionStats);
}

void JunitReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	stdOutForSuite += testCaseStats.stdOut;
	stdErrForSuite += testCaseStats.stdErr;
	CumulativeReporterBase::testCaseEnded(testCaseStats);
}

void JunitReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	double suiteTime = suiteTimer.getElapsedSeconds();
	CumulativeReporterBase::testGroupEnded(testGroupStats);
	writeGroup(*m_testGroups.back(), suiteTime);
}

void JunitReporter::testRunEndedCumulative()
{
	xml.endElement();
}

void JunitReporter::writeGroup(TestGroupNode const& groupNode, double suiteTime)
{
	XmlWriter::ScopedElement e = xml.scopedElement("testsuite");

	TestGroupStats const& stats = groupNode.value;
	xml.writeAttribute("name", stats.groupInfo.name);
	xml.writeAttribute("errors", unexpectedExceptions);
	xml.writeAttribute("failures", stats.totals.assertions.failed - unexpectedExceptions);
	xml.writeAttribute("tests", stats.totals.assertions.total());
	xml.writeAttribute("hostname", "tbd"); // !TBD
	if(m_config->showDurations() == ShowDurations::Never)
		xml.writeAttribute("time", "");
	else
		xml.writeAttribute("time", suiteTime);
	xml.writeAttribute("timestamp", getCurrentTimestamp());

	// Write properties if there are any
	if(m_config->hasTestFilters() || m_config->rngSeed() != 0)
	{
		auto properties = xml.scopedElement("properties");
		if(m_config->hasTestFilters())
		{
			xml.scopedElement("property")
				.writeAttribute("name", "filters")
				.writeAttribute("value", serializeFilters(m_config->getTestsOrTags()));
		}
		if(m_config->rngSeed() != 0)
		{
			xml.scopedElement("property")
				.writeAttribute("name", "random-seed")
				.writeAttribute("value", m_config->rngSeed());
		}
	}

	// Write test cases
	for(auto const& child : groupNode.children)
		writeTestCase(*child);

	xml.scopedElement("system-out").writeText(trim(stdOutForSuite), false);
	xml.scopedElement("system-err").writeText(trim(stdErrForSuite), false);
}

void JunitReporter::writeTestCase(TestCaseNode const& testCaseNode)
{
	TestCaseStats const& stats = testCaseNode.value;

	// All test cases have exactly one section - which represents the
	// test case itself. That section may have 0-n nested sections
	assert(testCaseNode.children.size() == 1);
	SectionNode const& rootSection = *testCaseNode.children.front();

	std::string className = stats.testInfo.className;

	if(className.empty())
	{
		className = fileNameTag(stats.testInfo.tags);
		if(className.empty())
			className = "global";
	}

	if(!m_config->name().empty())
		className = m_config->name() + "." + className;

	writeSection(className, "", rootSection);
}

void JunitReporter::writeSection(std::string const& className, std::string const& rootName,
								 SectionNode const& sectionNode)
{
	std::string name = trim(sectionNode.stats.sectionInfo.name);
	if(!rootName.empty())
		name = rootName + '/' + name;

	if(!sectionNode.assertions.empty() || !sectionNode.stdOut.empty() ||
	   !sectionNode.stdErr.empty())
	{
		XmlWriter::ScopedElement e = xml.scopedElement("testcase");
		if(className.empty())
		{
			xml.writeAttribute("classname", name);
			xml.writeAttribute("name", "root");
		}
		else
		{
			xml.writeAttribute("classname", className);
			xml.writeAttribute("name", name);
		}
		xml.writeAttribute("time", ::Catch::Detail::stringify(sectionNode.stats.durationInSeconds));

		writeAssertions(sectionNode);

		if(!sectionNode.stdOut.empty())
			xml.scopedElement("system-out").writeText(trim(sectionNode.stdOut), false);
		if(!sectionNode.stdErr.empty())
			xml.scopedElement("system-err").writeText(trim(sectionNode.stdErr), false);
	}
	for(auto const& childNode : sectionNode.childSections)
		if(className.empty())
			writeSection(name, "", *childNode);
		else
			writeSection(className, name, *childNode);
}

void JunitReporter::writeAssertions(SectionNode const& sectionNode)
{
	for(auto const& assertion : sectionNode.assertions)
		writeAssertion(assertion);
}

void JunitReporter::writeAssertion(AssertionStats const& stats)
{
	AssertionResult const& result = stats.assertionResult;
	if(!result.isOk())
	{
		std::string elementName;
		switch(result.getResultType())
		{
			case ResultWas::ThrewException:
			case ResultWas::FatalErrorCondition:
				elementName = "error";
				break;
			case ResultWas::ExplicitFailure:
				elementName = "failure";
				break;
			case ResultWas::ExpressionFailed:
				elementName = "failure";
				break;
			case ResultWas::DidntThrowException:
				elementName = "failure";
				break;

			// We should never see these here:
			case ResultWas::Info:
			case ResultWas::Warning:
			case ResultWas::Ok:
			case ResultWas::Unknown:
			case ResultWas::FailureBit:
			case ResultWas::Exception:
				elementName = "internalError";
				break;
		}

		XmlWriter::ScopedElement e = xml.scopedElement(elementName);

		xml.writeAttribute("message", result.getExpandedExpression());
		xml.writeAttribute("type", result.getTestMacroName());

		ReusableStringStream rss;
		if(!result.getMessage().empty())
			rss << result.getMessage() << '\n';
		for(auto const& msg : stats.infoMessages)
			if(msg.type == ResultWas::Info)
				rss << msg.message << '\n';

		rss << "at " << result.getSourceInfo();
		xml.writeText(rss.str(), false);
	}
}

CATCH_REGISTER_REPORTER("junit", JunitReporter)

} // end namespace Catch
// end catch_reporter_junit.cpp
// start catch_reporter_listening.cpp

#include <cassert>

namespace Catch
{
ListeningReporter::ListeningReporter()
{
	// We will assume that listeners will always want all assertions
	m_preferences.shouldReportAllAssertions = true;
}

void ListeningReporter::addListener(IStreamingReporterPtr&& listener)
{
	m_listeners.push_back(std::move(listener));
}

void ListeningReporter::addReporter(IStreamingReporterPtr&& reporter)
{
	assert(!m_reporter && "Listening reporter can wrap only 1 real reporter");
	m_reporter = std::move(reporter);
	m_preferences.shouldRedirectStdOut = m_reporter->getPreferences().shouldRedirectStdOut;
}

ReporterPreferences ListeningReporter::getPreferences() const
{
	return m_preferences;
}

std::set<Verbosity> ListeningReporter::getSupportedVerbosities()
{
	return std::set<Verbosity>{};
}

void ListeningReporter::noMatchingTestCases(std::string const& spec)
{
	for(auto const& listener : m_listeners)
	{
		listener->noMatchingTestCases(spec);
	}
	m_reporter->noMatchingTestCases(spec);
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void ListeningReporter::benchmarkPreparing(std::string const& name)
{
	for(auto const& listener : m_listeners)
	{
		listener->benchmarkPreparing(name);
	}
	m_reporter->benchmarkPreparing(name);
}
void ListeningReporter::benchmarkStarting(BenchmarkInfo const& benchmarkInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->benchmarkStarting(benchmarkInfo);
	}
	m_reporter->benchmarkStarting(benchmarkInfo);
}
void ListeningReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats)
{
	for(auto const& listener : m_listeners)
	{
		listener->benchmarkEnded(benchmarkStats);
	}
	m_reporter->benchmarkEnded(benchmarkStats);
}

void ListeningReporter::benchmarkFailed(std::string const& error)
{
	for(auto const& listener : m_listeners)
	{
		listener->benchmarkFailed(error);
	}
	m_reporter->benchmarkFailed(error);
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

void ListeningReporter::testRunStarting(TestRunInfo const& testRunInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->testRunStarting(testRunInfo);
	}
	m_reporter->testRunStarting(testRunInfo);
}

void ListeningReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->testGroupStarting(groupInfo);
	}
	m_reporter->testGroupStarting(groupInfo);
}

void ListeningReporter::testCaseStarting(TestCaseInfo const& testInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->testCaseStarting(testInfo);
	}
	m_reporter->testCaseStarting(testInfo);
}

void ListeningReporter::sectionStarting(SectionInfo const& sectionInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->sectionStarting(sectionInfo);
	}
	m_reporter->sectionStarting(sectionInfo);
}

void ListeningReporter::assertionStarting(AssertionInfo const& assertionInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->assertionStarting(assertionInfo);
	}
	m_reporter->assertionStarting(assertionInfo);
}

// The return value indicates if the messages buffer should be cleared:
bool ListeningReporter::assertionEnded(AssertionStats const& assertionStats)
{
	for(auto const& listener : m_listeners)
	{
		static_cast<void>(listener->assertionEnded(assertionStats));
	}
	return m_reporter->assertionEnded(assertionStats);
}

void ListeningReporter::sectionEnded(SectionStats const& sectionStats)
{
	for(auto const& listener : m_listeners)
	{
		listener->sectionEnded(sectionStats);
	}
	m_reporter->sectionEnded(sectionStats);
}

void ListeningReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	for(auto const& listener : m_listeners)
	{
		listener->testCaseEnded(testCaseStats);
	}
	m_reporter->testCaseEnded(testCaseStats);
}

void ListeningReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	for(auto const& listener : m_listeners)
	{
		listener->testGroupEnded(testGroupStats);
	}
	m_reporter->testGroupEnded(testGroupStats);
}

void ListeningReporter::testRunEnded(TestRunStats const& testRunStats)
{
	for(auto const& listener : m_listeners)
	{
		listener->testRunEnded(testRunStats);
	}
	m_reporter->testRunEnded(testRunStats);
}

void ListeningReporter::skipTest(TestCaseInfo const& testInfo)
{
	for(auto const& listener : m_listeners)
	{
		listener->skipTest(testInfo);
	}
	m_reporter->skipTest(testInfo);
}

bool ListeningReporter::isMulti() const
{
	return true;
}

} // end namespace Catch
// end catch_reporter_listening.cpp
// start catch_reporter_xml.cpp

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable : 4061) // Not all labels are EXPLICITLY handled in switch
								// Note that 4062 (not all labels are handled
								// and default is missing) is enabled
#endif

namespace Catch
{
XmlReporter::XmlReporter(ReporterConfig const& _config)
	: StreamingReporterBase(_config), m_xml(_config.stream())
{
	m_reporterPrefs.shouldRedirectStdOut = true;
	m_reporterPrefs.shouldReportAllAssertions = true;
}

XmlReporter::~XmlReporter() = default;

std::string XmlReporter::getDescription()
{
	return "Reports test results as an XML document";
}

std::string XmlReporter::getStylesheetRef() const
{
	return std::string();
}

void XmlReporter::writeSourceInfo(SourceLineInfo const& sourceInfo)
{
	m_xml.writeAttribute("filename", sourceInfo.file).writeAttribute("line", sourceInfo.line);
}

void XmlReporter::noMatchingTestCases(std::string const& s)
{
	StreamingReporterBase::noMatchingTestCases(s);
}

void XmlReporter::testRunStarting(TestRunInfo const& testInfo)
{
	StreamingReporterBase::testRunStarting(testInfo);
	std::string stylesheetRef = getStylesheetRef();
	if(!stylesheetRef.empty())
		m_xml.writeStylesheetRef(stylesheetRef);
	m_xml.startElement("Catch");
	if(!m_config->name().empty())
		m_xml.writeAttribute("name", m_config->name());
	if(m_config->testSpec().hasFilters())
		m_xml.writeAttribute("filters", serializeFilters(m_config->getTestsOrTags()));
	if(m_config->rngSeed() != 0)
		m_xml.scopedElement("Randomness").writeAttribute("seed", m_config->rngSeed());
}

void XmlReporter::testGroupStarting(GroupInfo const& groupInfo)
{
	StreamingReporterBase::testGroupStarting(groupInfo);
	m_xml.startElement("Group").writeAttribute("name", groupInfo.name);
}

void XmlReporter::testCaseStarting(TestCaseInfo const& testInfo)
{
	StreamingReporterBase::testCaseStarting(testInfo);
	m_xml.startElement("TestCase")
		.writeAttribute("name", trim(testInfo.name))
		.writeAttribute("description", testInfo.description)
		.writeAttribute("tags", testInfo.tagsAsString());

	writeSourceInfo(testInfo.lineInfo);

	if(m_config->showDurations() == ShowDurations::Always)
		m_testCaseTimer.start();
	m_xml.ensureTagClosed();
}

void XmlReporter::sectionStarting(SectionInfo const& sectionInfo)
{
	StreamingReporterBase::sectionStarting(sectionInfo);
	if(m_sectionDepth++ > 0)
	{
		m_xml.startElement("Section").writeAttribute("name", trim(sectionInfo.name));
		writeSourceInfo(sectionInfo.lineInfo);
		m_xml.ensureTagClosed();
	}
}

void XmlReporter::assertionStarting(AssertionInfo const&) {}

bool XmlReporter::assertionEnded(AssertionStats const& assertionStats)
{
	AssertionResult const& result = assertionStats.assertionResult;

	bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

	if(includeResults || result.getResultType() == ResultWas::Warning)
	{
		// Print any info messages in <Info> tags.
		for(auto const& msg : assertionStats.infoMessages)
		{
			if(msg.type == ResultWas::Info && includeResults)
			{
				m_xml.scopedElement("Info").writeText(msg.message);
			}
			else if(msg.type == ResultWas::Warning)
			{
				m_xml.scopedElement("Warning").writeText(msg.message);
			}
		}
	}

	// Drop out if result was successful but we're not printing them.
	if(!includeResults && result.getResultType() != ResultWas::Warning)
		return true;

	// Print the expression if there is one.
	if(result.hasExpression())
	{
		m_xml.startElement("Expression")
			.writeAttribute("success", result.succeeded())
			.writeAttribute("type", result.getTestMacroName());

		writeSourceInfo(result.getSourceInfo());

		m_xml.scopedElement("Original").writeText(result.getExpression());
		m_xml.scopedElement("Expanded").writeText(result.getExpandedExpression());
	}

	// And... Print a result applicable to each result type.
	switch(result.getResultType())
	{
		case ResultWas::ThrewException:
			m_xml.startElement("Exception");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		case ResultWas::FatalErrorCondition:
			m_xml.startElement("FatalErrorCondition");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		case ResultWas::Info:
			m_xml.scopedElement("Info").writeText(result.getMessage());
			break;
		case ResultWas::Warning:
			// Warning will already have been written
			break;
		case ResultWas::ExplicitFailure:
			m_xml.startElement("Failure");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		default:
			break;
	}

	if(result.hasExpression())
		m_xml.endElement();

	return true;
}

void XmlReporter::sectionEnded(SectionStats const& sectionStats)
{
	StreamingReporterBase::sectionEnded(sectionStats);
	if(--m_sectionDepth > 0)
	{
		XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResults");
		e.writeAttribute("successes", sectionStats.assertions.passed);
		e.writeAttribute("failures", sectionStats.assertions.failed);
		e.writeAttribute("expectedFailures", sectionStats.assertions.failedButOk);

		if(m_config->showDurations() == ShowDurations::Always)
			e.writeAttribute("durationInSeconds", sectionStats.durationInSeconds);

		m_xml.endElement();
	}
}

void XmlReporter::testCaseEnded(TestCaseStats const& testCaseStats)
{
	StreamingReporterBase::testCaseEnded(testCaseStats);
	XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResult");
	e.writeAttribute("success", testCaseStats.totals.assertions.allOk());

	if(m_config->showDurations() == ShowDurations::Always)
		e.writeAttribute("durationInSeconds", m_testCaseTimer.getElapsedSeconds());

	if(!testCaseStats.stdOut.empty())
		m_xml.scopedElement("StdOut").writeText(trim(testCaseStats.stdOut), false);
	if(!testCaseStats.stdErr.empty())
		m_xml.scopedElement("StdErr").writeText(trim(testCaseStats.stdErr), false);

	m_xml.endElement();
}

void XmlReporter::testGroupEnded(TestGroupStats const& testGroupStats)
{
	StreamingReporterBase::testGroupEnded(testGroupStats);
	// TODO: Check testGroupStats.aborting and act accordingly.
	m_xml.scopedElement("OverallResults")
		.writeAttribute("successes", testGroupStats.totals.assertions.passed)
		.writeAttribute("failures", testGroupStats.totals.assertions.failed)
		.writeAttribute("expectedFailures", testGroupStats.totals.assertions.failedButOk);
	m_xml.endElement();
}

void XmlReporter::testRunEnded(TestRunStats const& testRunStats)
{
	StreamingReporterBase::testRunEnded(testRunStats);
	m_xml.scopedElement("OverallResults")
		.writeAttribute("successes", testRunStats.totals.assertions.passed)
		.writeAttribute("failures", testRunStats.totals.assertions.failed)
		.writeAttribute("expectedFailures", testRunStats.totals.assertions.failedButOk);
	m_xml.endElement();
}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
void XmlReporter::benchmarkPreparing(std::string const& name)
{
	m_xml.startElement("BenchmarkResults").writeAttribute("name", name);
}

void XmlReporter::benchmarkStarting(BenchmarkInfo const& info)
{
	m_xml.writeAttribute("samples", info.samples)
		.writeAttribute("resamples", info.resamples)
		.writeAttribute("iterations", info.iterations)
		.writeAttribute("clockResolution", static_cast<uint64_t>(info.clockResolution))
		.writeAttribute("estimatedDuration", static_cast<uint64_t>(info.estimatedDuration))
		.writeComment("All values in nano seconds");
}

void XmlReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats)
{
	m_xml.startElement("mean")
		.writeAttribute("value", static_cast<uint64_t>(benchmarkStats.mean.point.count()))
		.writeAttribute("lowerBound",
						static_cast<uint64_t>(benchmarkStats.mean.lower_bound.count()))
		.writeAttribute("upperBound",
						static_cast<uint64_t>(benchmarkStats.mean.upper_bound.count()))
		.writeAttribute("ci", benchmarkStats.mean.confidence_interval);
	m_xml.endElement();
	m_xml.startElement("standardDeviation")
		.writeAttribute("value", benchmarkStats.standardDeviation.point.count())
		.writeAttribute("lowerBound", benchmarkStats.standardDeviation.lower_bound.count())
		.writeAttribute("upperBound", benchmarkStats.standardDeviation.upper_bound.count())
		.writeAttribute("ci", benchmarkStats.standardDeviation.confidence_interval);
	m_xml.endElement();
	m_xml.startElement("outliers")
		.writeAttribute("variance", benchmarkStats.outlierVariance)
		.writeAttribute("lowMild", benchmarkStats.outliers.low_mild)
		.writeAttribute("lowSevere", benchmarkStats.outliers.low_severe)
		.writeAttribute("highMild", benchmarkStats.outliers.high_mild)
		.writeAttribute("highSevere", benchmarkStats.outliers.high_severe);
	m_xml.endElement();
	m_xml.endElement();
}

void XmlReporter::benchmarkFailed(std::string const& error)
{
	m_xml.scopedElement("failed").writeAttribute("message", error);
	m_xml.endElement();
}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

CATCH_REGISTER_REPORTER("xml", XmlReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif
// end catch_reporter_xml.cpp

namespace Catch
{
LeakDetector leakDetector;
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_impl.hpp
#endif

#ifdef CATCH_CONFIG_MAIN
// start catch_default_main.hpp

#ifndef __OBJC__

#if defined(CATCH_CONFIG_WCHAR) && defined(WIN32) && defined(_UNICODE) && !defined(DO_NOT_USE_WMAIN)
// Standard C/C++ Win32 Unicode wmain entry point
extern "C" int wmain(int argc, wchar_t* argv[], wchar_t*[])
{
#else
// Standard C/C++ main entry point
int main(int argc, char* argv[])
{
#endif

	return Catch::Session().run(argc, argv);
}

#else // __OBJC__

// Objective-C entry point
int main(int argc, char* const argv[])
{
#if !CATCH_ARC_ENABLED
	NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
#endif

	Catch::registerTestMethods();
	int result = Catch::Session().run(argc, (char**)argv);

#if !CATCH_ARC_ENABLED
	[pool drain];
#endif

	return result;
}

#endif // __OBJC__

// end catch_default_main.hpp
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)

#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED
#undef CLARA_CONFIG_MAIN
#endif

#if !defined(CATCH_CONFIG_DISABLE)
//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE(...) \
	INTERNAL_CATCH_TEST("CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__)
#define CATCH_REQUIRE_FALSE(...)                                                                \
	INTERNAL_CATCH_TEST("CATCH_REQUIRE_FALSE",                                                  \
						Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, \
						__VA_ARGS__)

#define CATCH_REQUIRE_THROWS(...) \
	INTERNAL_CATCH_THROWS("CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__)
#define CATCH_REQUIRE_THROWS_AS(expr, exceptionType)                   \
	INTERNAL_CATCH_THROWS_AS("CATCH_REQUIRE_THROWS_AS", exceptionType, \
							 Catch::ResultDisposition::Normal, expr)
#define CATCH_REQUIRE_THROWS_WITH(expr, matcher)                   \
	INTERNAL_CATCH_THROWS_STR_MATCHES("CATCH_REQUIRE_THROWS_WITH", \
									  Catch::ResultDisposition::Normal, matcher, expr)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES(expr, exceptionType, matcher)               \
	INTERNAL_CATCH_THROWS_MATCHES("CATCH_REQUIRE_THROWS_MATCHES", exceptionType, \
								  Catch::ResultDisposition::Normal, matcher, expr)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW(...) \
	INTERNAL_CATCH_NO_THROW("CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__)

#define CATCH_CHECK(...) \
	INTERNAL_CATCH_TEST("CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CATCH_CHECK_FALSE(...)                                        \
	INTERNAL_CATCH_TEST("CATCH_CHECK_FALSE",                          \
						Catch::ResultDisposition::ContinueOnFailure | \
							Catch::ResultDisposition::FalseTest,      \
						__VA_ARGS__)
#define CATCH_CHECKED_IF(...) \
	INTERNAL_CATCH_IF("CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CATCH_CHECKED_ELSE(...)                                                            \
	INTERNAL_CATCH_ELSE("CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, \
						__VA_ARGS__)
#define CATCH_CHECK_NOFAIL(...)                                       \
	INTERNAL_CATCH_TEST("CATCH_CHECK_NOFAIL",                         \
						Catch::ResultDisposition::ContinueOnFailure | \
							Catch::ResultDisposition::SuppressFail,   \
						__VA_ARGS__)

#define CATCH_CHECK_THROWS(...)                                                              \
	INTERNAL_CATCH_THROWS("CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, \
						  __VA_ARGS__)
#define CATCH_CHECK_THROWS_AS(expr, exceptionType)                   \
	INTERNAL_CATCH_THROWS_AS("CATCH_CHECK_THROWS_AS", exceptionType, \
							 Catch::ResultDisposition::ContinueOnFailure, expr)
#define CATCH_CHECK_THROWS_WITH(expr, matcher)                   \
	INTERNAL_CATCH_THROWS_STR_MATCHES("CATCH_CHECK_THROWS_WITH", \
									  Catch::ResultDisposition::ContinueOnFailure, matcher, expr)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES(expr, exceptionType, matcher)               \
	INTERNAL_CATCH_THROWS_MATCHES("CATCH_CHECK_THROWS_MATCHES", exceptionType, \
								  Catch::ResultDisposition::ContinueOnFailure, matcher, expr)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW(...)                                                                \
	INTERNAL_CATCH_NO_THROW("CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, \
							__VA_ARGS__)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT(arg, matcher)                                                            \
	INTERNAL_CHECK_THAT("CATCH_CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, \
						arg)

#define CATCH_REQUIRE_THAT(arg, matcher) \
	INTERNAL_CHECK_THAT("CATCH_REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO(msg) INTERNAL_CATCH_INFO("CATCH_INFO", msg)
#define CATCH_UNSCOPED_INFO(msg) INTERNAL_CATCH_UNSCOPED_INFO("CATCH_UNSCOPED_INFO", msg)
#define CATCH_WARN(msg)                                         \
	INTERNAL_CATCH_MSG("CATCH_WARN", Catch::ResultWas::Warning, \
					   Catch::ResultDisposition::ContinueOnFailure, msg)
#define CATCH_CAPTURE(...) \
	INTERNAL_CATCH_CAPTURE(INTERNAL_CATCH_UNIQUE_NAME(capturer), "CATCH_CAPTURE", __VA_ARGS__)

#define CATCH_TEST_CASE(...) INTERNAL_CATCH_TESTCASE(__VA_ARGS__)
#define CATCH_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEST_CASE_METHOD(className, __VA_ARGS__)
#define CATCH_METHOD_AS_TEST_CASE(method, ...) \
	INTERNAL_CATCH_METHOD_AS_TEST_CASE(method, __VA_ARGS__)
#define CATCH_REGISTER_TEST_CASE(Function, ...) \
	INTERNAL_CATCH_REGISTER_TESTCASE(Function, __VA_ARGS__)
#define CATCH_SECTION(...) INTERNAL_CATCH_SECTION(__VA_ARGS__)
#define CATCH_DYNAMIC_SECTION(...) INTERNAL_CATCH_DYNAMIC_SECTION(__VA_ARGS__)
#define CATCH_FAIL(...)                                                 \
	INTERNAL_CATCH_MSG("CATCH_FAIL", Catch::ResultWas::ExplicitFailure, \
					   Catch::ResultDisposition::Normal, __VA_ARGS__)
#define CATCH_FAIL_CHECK(...)                                                 \
	INTERNAL_CATCH_MSG("CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, \
					   Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CATCH_SUCCEED(...)                                    \
	INTERNAL_CATCH_MSG("CATCH_SUCCEED", Catch::ResultWas::Ok, \
					   Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)

#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_SIG(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, __VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, __VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, __VA_ARGS__)
#else
#define CATCH_TEMPLATE_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(__VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                            \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, __VA_ARGS__))
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(__VA_ARGS__))
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(__VA_ARGS__))
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                                \
		INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, __VA_ARGS__))
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                                    \
		INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, __VA_ARGS__))
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define CATCH_STATIC_REQUIRE(...)             \
	static_assert(__VA_ARGS__, #__VA_ARGS__); \
	CATCH_SUCCEED(#__VA_ARGS__)
#define CATCH_STATIC_REQUIRE_FALSE(...)                   \
	static_assert(!(__VA_ARGS__), "!(" #__VA_ARGS__ ")"); \
	CATCH_SUCCEED(#__VA_ARGS__)
#else
#define CATCH_STATIC_REQUIRE(...) CATCH_REQUIRE(__VA_ARGS__)
#define CATCH_STATIC_REQUIRE_FALSE(...) CATCH_REQUIRE_FALSE(__VA_ARGS__)
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO(...) CATCH_TEST_CASE("Scenario: " __VA_ARGS__)
#define CATCH_SCENARIO_METHOD(className, ...) \
	INTERNAL_CATCH_TEST_CASE_METHOD(className, "Scenario: " __VA_ARGS__)
#define CATCH_GIVEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("    Given: " << desc)
#define CATCH_AND_GIVEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("And given: " << desc)
#define CATCH_WHEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("     When: " << desc)
#define CATCH_AND_WHEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION(" And when: " << desc)
#define CATCH_THEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("     Then: " << desc)
#define CATCH_AND_THEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("      And: " << desc)

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define CATCH_BENCHMARK(...)                                                             \
	INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), \
							 INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__, , ),                  \
							 INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__, , ))
#define CATCH_BENCHMARK_ADVANCED(name)                                                            \
	INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), \
									  name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE(...) INTERNAL_CATCH_TEST("REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__)
#define REQUIRE_FALSE(...)                                                                      \
	INTERNAL_CATCH_TEST("REQUIRE_FALSE",                                                        \
						Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, \
						__VA_ARGS__)

#define REQUIRE_THROWS(...) \
	INTERNAL_CATCH_THROWS("REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__)
#define REQUIRE_THROWS_AS(expr, exceptionType)                                                     \
	INTERNAL_CATCH_THROWS_AS("REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, \
							 expr)
#define REQUIRE_THROWS_WITH(expr, matcher)                                                     \
	INTERNAL_CATCH_THROWS_STR_MATCHES("REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, \
									  matcher, expr)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES(expr, exceptionType, matcher)               \
	INTERNAL_CATCH_THROWS_MATCHES("REQUIRE_THROWS_MATCHES", exceptionType, \
								  Catch::ResultDisposition::Normal, matcher, expr)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW(...) \
	INTERNAL_CATCH_NO_THROW("REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__)

#define CHECK(...) \
	INTERNAL_CATCH_TEST("CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CHECK_FALSE(...)                                              \
	INTERNAL_CATCH_TEST("CHECK_FALSE",                                \
						Catch::ResultDisposition::ContinueOnFailure | \
							Catch::ResultDisposition::FalseTest,      \
						__VA_ARGS__)
#define CHECKED_IF(...) \
	INTERNAL_CATCH_IF("CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CHECKED_ELSE(...) \
	INTERNAL_CATCH_ELSE("CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CHECK_NOFAIL(...)                                             \
	INTERNAL_CATCH_TEST("CHECK_NOFAIL",                               \
						Catch::ResultDisposition::ContinueOnFailure | \
							Catch::ResultDisposition::SuppressFail,   \
						__VA_ARGS__)

#define CHECK_THROWS(...) \
	INTERNAL_CATCH_THROWS("CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define CHECK_THROWS_AS(expr, exceptionType)                   \
	INTERNAL_CATCH_THROWS_AS("CHECK_THROWS_AS", exceptionType, \
							 Catch::ResultDisposition::ContinueOnFailure, expr)
#define CHECK_THROWS_WITH(expr, matcher)                   \
	INTERNAL_CATCH_THROWS_STR_MATCHES("CHECK_THROWS_WITH", \
									  Catch::ResultDisposition::ContinueOnFailure, matcher, expr)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES(expr, exceptionType, matcher)               \
	INTERNAL_CATCH_THROWS_MATCHES("CHECK_THROWS_MATCHES", exceptionType, \
								  Catch::ResultDisposition::ContinueOnFailure, matcher, expr)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW(...)                                                                \
	INTERNAL_CATCH_NO_THROW("CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, \
							__VA_ARGS__)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT(arg, matcher) \
	INTERNAL_CHECK_THAT("CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg)

#define REQUIRE_THAT(arg, matcher) \
	INTERNAL_CHECK_THAT("REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO(msg) INTERNAL_CATCH_INFO("INFO", msg)
#define UNSCOPED_INFO(msg) INTERNAL_CATCH_UNSCOPED_INFO("UNSCOPED_INFO", msg)
#define WARN(msg)                                         \
	INTERNAL_CATCH_MSG("WARN", Catch::ResultWas::Warning, \
					   Catch::ResultDisposition::ContinueOnFailure, msg)
#define CAPTURE(...) \
	INTERNAL_CATCH_CAPTURE(INTERNAL_CATCH_UNIQUE_NAME(capturer), "CAPTURE", __VA_ARGS__)

#define TEST_CASE(...) INTERNAL_CATCH_TESTCASE(__VA_ARGS__)
#define TEST_CASE_METHOD(className, ...) INTERNAL_CATCH_TEST_CASE_METHOD(className, __VA_ARGS__)
#define METHOD_AS_TEST_CASE(method, ...) INTERNAL_CATCH_METHOD_AS_TEST_CASE(method, __VA_ARGS__)
#define REGISTER_TEST_CASE(Function, ...) INTERNAL_CATCH_REGISTER_TESTCASE(Function, __VA_ARGS__)
#define SECTION(...) INTERNAL_CATCH_SECTION(__VA_ARGS__)
#define DYNAMIC_SECTION(...) INTERNAL_CATCH_DYNAMIC_SECTION(__VA_ARGS__)
#define FAIL(...)                                                 \
	INTERNAL_CATCH_MSG("FAIL", Catch::ResultWas::ExplicitFailure, \
					   Catch::ResultDisposition::Normal, __VA_ARGS__)
#define FAIL_CHECK(...)                                                 \
	INTERNAL_CATCH_MSG("FAIL_CHECK", Catch::ResultWas::ExplicitFailure, \
					   Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define SUCCEED(...)                                    \
	INTERNAL_CATCH_MSG("SUCCEED", Catch::ResultWas::Ok, \
					   Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__)
#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_SIG(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, __VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, __VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, __VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(className, __VA_ARGS__)
#else
#define TEMPLATE_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__))
#define TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(__VA_ARGS__))
#define TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__))
#define TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                      \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, __VA_ARGS__))
#define TEMPLATE_PRODUCT_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(__VA_ARGS__))
#define TEMPLATE_PRODUCT_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(__VA_ARGS__))
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                          \
		INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, __VA_ARGS__))
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                              \
		INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, __VA_ARGS__))
#define TEMPLATE_LIST_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__))
#define TEMPLATE_LIST_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                       \
		INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(className, __VA_ARGS__))
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define STATIC_REQUIRE(...)                   \
	static_assert(__VA_ARGS__, #__VA_ARGS__); \
	SUCCEED(#__VA_ARGS__)
#define STATIC_REQUIRE_FALSE(...)                         \
	static_assert(!(__VA_ARGS__), "!(" #__VA_ARGS__ ")"); \
	SUCCEED("!(" #__VA_ARGS__ ")")
#else
#define STATIC_REQUIRE(...) REQUIRE(__VA_ARGS__)
#define STATIC_REQUIRE_FALSE(...) REQUIRE_FALSE(__VA_ARGS__)
#endif

#endif

#define CATCH_TRANSLATE_EXCEPTION(signature) INTERNAL_CATCH_TRANSLATE_EXCEPTION(signature)

// "BDD-style" convenience wrappers
#define SCENARIO(...) TEST_CASE("Scenario: " __VA_ARGS__)
#define SCENARIO_METHOD(className, ...) \
	INTERNAL_CATCH_TEST_CASE_METHOD(className, "Scenario: " __VA_ARGS__)

#define GIVEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("    Given: " << desc)
#define AND_GIVEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("And given: " << desc)
#define WHEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("     When: " << desc)
#define AND_WHEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION(" And when: " << desc)
#define THEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("     Then: " << desc)
#define AND_THEN(desc) INTERNAL_CATCH_DYNAMIC_SECTION("      And: " << desc)

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define BENCHMARK(...)                                                                   \
	INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), \
							 INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__, , ),                  \
							 INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__, , ))
#define BENCHMARK_ADVANCED(name)                                                                  \
	INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), \
									  name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

using Catch::Detail::Approx;

#else // CATCH_CONFIG_DISABLE

//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE(...) (void)(0)
#define CATCH_REQUIRE_FALSE(...) (void)(0)

#define CATCH_REQUIRE_THROWS(...) (void)(0)
#define CATCH_REQUIRE_THROWS_AS(expr, exceptionType) (void)(0)
#define CATCH_REQUIRE_THROWS_WITH(expr, matcher) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES(expr, exceptionType, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW(...) (void)(0)

#define CATCH_CHECK(...) (void)(0)
#define CATCH_CHECK_FALSE(...) (void)(0)
#define CATCH_CHECKED_IF(...) if(__VA_ARGS__)
#define CATCH_CHECKED_ELSE(...) if(!(__VA_ARGS__))
#define CATCH_CHECK_NOFAIL(...) (void)(0)

#define CATCH_CHECK_THROWS(...) (void)(0)
#define CATCH_CHECK_THROWS_AS(expr, exceptionType) (void)(0)
#define CATCH_CHECK_THROWS_WITH(expr, matcher) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES(expr, exceptionType, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW(...) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT(arg, matcher) (void)(0)

#define CATCH_REQUIRE_THAT(arg, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO(msg) (void)(0)
#define CATCH_UNSCOPED_INFO(msg) (void)(0)
#define CATCH_WARN(msg) (void)(0)
#define CATCH_CAPTURE(msg) (void)(0)

#define CATCH_TEST_CASE(...)                 \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define CATCH_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(   \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define CATCH_METHOD_AS_TEST_CASE(method, ...)
#define CATCH_REGISTER_TEST_CASE(Function, ...) (void)(0)
#define CATCH_SECTION(...)
#define CATCH_DYNAMIC_SECTION(...)
#define CATCH_FAIL(...) (void)(0)
#define CATCH_FAIL_CHECK(...) (void)(0)
#define CATCH_SUCCEED(...) (void)(0)

#define CATCH_ANON_TEST_CASE()               \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE(...) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(...) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#else
#define CATCH_TEMPLATE_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                        \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__))
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                            \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__))
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE(...) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(...) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	CATCH_TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO(...)                  \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define CATCH_SCENARIO_METHOD(className, ...)       \
	INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____), className)
#define CATCH_GIVEN(desc)
#define CATCH_AND_GIVEN(desc)
#define CATCH_WHEN(desc)
#define CATCH_AND_WHEN(desc)
#define CATCH_THEN(desc)
#define CATCH_AND_THEN(desc)

#define CATCH_STATIC_REQUIRE(...) (void)(0)
#define CATCH_STATIC_REQUIRE_FALSE(...) (void)(0)

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE(...) (void)(0)
#define REQUIRE_FALSE(...) (void)(0)

#define REQUIRE_THROWS(...) (void)(0)
#define REQUIRE_THROWS_AS(expr, exceptionType) (void)(0)
#define REQUIRE_THROWS_WITH(expr, matcher) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES(expr, exceptionType, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW(...) (void)(0)

#define CHECK(...) (void)(0)
#define CHECK_FALSE(...) (void)(0)
#define CHECKED_IF(...) if(__VA_ARGS__)
#define CHECKED_ELSE(...) if(!(__VA_ARGS__))
#define CHECK_NOFAIL(...) (void)(0)

#define CHECK_THROWS(...) (void)(0)
#define CHECK_THROWS_AS(expr, exceptionType) (void)(0)
#define CHECK_THROWS_WITH(expr, matcher) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES(expr, exceptionType, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW(...) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT(arg, matcher) (void)(0)

#define REQUIRE_THAT(arg, matcher) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO(msg) (void)(0)
#define UNSCOPED_INFO(msg) (void)(0)
#define WARN(msg) (void)(0)
#define CAPTURE(msg) (void)(0)

#define TEST_CASE(...)                       \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define TEST_CASE_METHOD(className, ...)     \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define METHOD_AS_TEST_CASE(method, ...)
#define REGISTER_TEST_CASE(Function, ...) (void)(0)
#define SECTION(...)
#define DYNAMIC_SECTION(...)
#define FAIL(...) (void)(0)
#define FAIL_CHECK(...) (void)(0)
#define SUCCEED(...) (void)(0)
#define ANON_TEST_CASE()                     \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE(...) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE(...) TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_SIG(...) TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#else
#define TEMPLATE_TEST_CASE(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__))
#define TEMPLATE_TEST_CASE_SIG(...) \
	INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__))
#define TEMPLATE_TEST_CASE_METHOD(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                  \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__))
#define TEMPLATE_TEST_CASE_METHOD_SIG(className, ...) \
	INTERNAL_CATCH_EXPAND_VARGS(                      \
		INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__))
#define TEMPLATE_PRODUCT_TEST_CASE(...) TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_SIG(...) TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD(className, ...) \
	TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG(className, ...) \
	TEMPLATE_TEST_CASE_METHOD(className, __VA_ARGS__)
#endif

#define STATIC_REQUIRE(...) (void)(0)
#define STATIC_REQUIRE_FALSE(...) (void)(0)

#endif

#define CATCH_TRANSLATE_EXCEPTION(signature)   \
	INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( \
		INTERNAL_CATCH_UNIQUE_NAME(catch_internal_ExceptionTranslator), signature)

// "BDD-style" convenience wrappers
#define SCENARIO(...)                        \
	INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____))
#define SCENARIO_METHOD(className, ...)             \
	INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( \
		INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____T_E_S_T____), className)

#define GIVEN(desc)
#define AND_GIVEN(desc)
#define WHEN(desc)
#define AND_WHEN(desc)
#define THEN(desc)
#define AND_THEN(desc)

using Catch::Detail::Approx;

#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

// start catch_reenable_warnings.h

#ifdef __clang__
#ifdef __ICC // icpc defines the __clang__ macro
#pragma warning(pop)
#else
#pragma clang diagnostic pop
#endif
#elif defined __GNUC__
#pragma GCC diagnostic pop
#endif

// end catch_reenable_warnings.h
// end catch.hpp
#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
